Home / 39,705.69-59,557.14-10,123.29

Finding the Fourth Proportional to 39,705.69, 59,557.14 and 10,123.29

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Solution

The fourth proportional to 39,705.69, 59,557.14 and 10,123.29 is: 15,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,705.69 : 59,557.14 = 10,123.29 : x
  2. Step 2: Convert to fraction form
    39,705.69/59,557.14 = 10,123.29/x
  3. Step 3: Cross multiply
    39,705.69x = 59,557.14 × 10,123.29
  4. Step 4: Simplify right side
    39,705.69x = 602,914,199.79
  5. Step 5: Solve for x
    x = 602,914,199.79/39,705.69
  6. Step 6: Final answer
    x = 15,184.58

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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.