Home / 31,148.76-42,986.16-17,001.84

Finding the Fourth Proportional to 31,148.76, 42,986.16 and 17,001.84

Calculator

Solution

The fourth proportional to 31,148.76, 42,986.16 and 17,001.84 is: 23,463.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,148.76 : 42,986.16 = 17,001.84 : x
  2. Step 2: Convert to fraction form
    31,148.76/42,986.16 = 17,001.84/x
  3. Step 3: Cross multiply
    31,148.76x = 42,986.16 × 17,001.84
  4. Step 4: Simplify right side
    31,148.76x = 730,843,814.53
  5. Step 5: Solve for x
    x = 730,843,814.53/31,148.76
  6. Step 6: Final answer
    x = 23,463.01

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.