Home / 39,802.60-59,639.10-34,229.80

Finding the Fourth Proportional to 39,802.60, 59,639.10 and 34,229.80

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Solution

The fourth proportional to 39,802.60, 59,639.10 and 34,229.80 is: 51,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,802.60 : 59,639.10 = 34,229.80 : x
  2. Step 2: Convert to fraction form
    39,802.60/59,639.10 = 34,229.80/x
  3. Step 3: Cross multiply
    39,802.60x = 59,639.10 × 34,229.80
  4. Step 4: Simplify right side
    39,802.60x = 2,041,434,465.18
  5. Step 5: Solve for x
    x = 2,041,434,465.18/39,802.60
  6. Step 6: Final answer
    x = 51,288.97

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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.