Home / 24,683.40-34,066.98-15,721.56

Finding the Fourth Proportional to 24,683.40, 34,066.98 and 15,721.56

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Solution

The fourth proportional to 24,683.40, 34,066.98 and 15,721.56 is: 21,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,683.40 : 34,066.98 = 15,721.56 : x
  2. Step 2: Convert to fraction form
    24,683.40/34,066.98 = 15,721.56/x
  3. Step 3: Cross multiply
    24,683.40x = 34,066.98 × 15,721.56
  4. Step 4: Simplify right side
    24,683.40x = 535,586,070.09
  5. Step 5: Solve for x
    x = 535,586,070.09/24,683.40
  6. Step 6: Final answer
    x = 21,698.23

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1.5x scale

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.