Home / 39,722.71-59,584.01-10,140.55

Finding the Fourth Proportional to 39,722.71, 59,584.01 and 10,140.55

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Solution

The fourth proportional to 39,722.71, 59,584.01 and 10,140.55 is: 15,210.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.71 : 59,584.01 = 10,140.55 : x
  2. Step 2: Convert to fraction form
    39,722.71/59,584.01 = 10,140.55/x
  3. Step 3: Cross multiply
    39,722.71x = 59,584.01 × 10,140.55
  4. Step 4: Simplify right side
    39,722.71x = 604,214,632.61
  5. Step 5: Solve for x
    x = 604,214,632.61/39,722.71
  6. Step 6: Final answer
    x = 15,210.81

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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.