Home / 34,743.05-51,990-30,079.10

Finding the Fourth Proportional to 34,743.05, 51,990 and 30,079.10

Calculator

Solution

The fourth proportional to 34,743.05, 51,990 and 30,079.10 is: 45,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,743.05 : 51,990 = 30,079.10 : x
  2. Step 2: Convert to fraction form
    34,743.05/51,990 = 30,079.10/x
  3. Step 3: Cross multiply
    34,743.05x = 51,990 × 30,079.10
  4. Step 4: Simplify right side
    34,743.05x = 1,563,812,409
  5. Step 5: Solve for x
    x = 1,563,812,409/34,743.05
  6. Step 6: Final answer
    x = 45,010.80

Related Problems

Find fourth proportional to 17,371.53, 25,995 and 15,039.55
Half scale
Find fourth proportional to 69,486.10, 103,980 and 60,158.20
Double scale
Find fourth proportional to 34,744.05, 51,991.50 and 30,080.10
Similar ratio
Find fourth proportional to 52,114.58, 77,985 and 45,118.65
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.