Home / 35,010-52,515-10,386

Finding the Fourth Proportional to 35,010, 52,515 and 10,386

Calculator

Solution

The fourth proportional to 35,010, 52,515 and 10,386 is: 15,579

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,010 : 52,515 = 10,386 : x
  2. Step 2: Convert to fraction form
    35,010/52,515 = 10,386/x
  3. Step 3: Cross multiply
    35,010x = 52,515 × 10,386
  4. Step 4: Simplify right side
    35,010x = 545,420,790
  5. Step 5: Solve for x
    x = 545,420,790/35,010
  6. Step 6: Final answer
    x = 15,579

Related Problems

Find fourth proportional to 17,505, 26,257.50 and 5,193
Half scale
Find fourth proportional to 70,020, 105,030 and 20,772
Double scale
Find fourth proportional to 35,011, 52,516.50 and 10,387
Similar ratio
Find fourth proportional to 52,515, 78,772.50 and 15,579
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.