Home / 39,860.32-59,791.20-16,470.40

Finding the Fourth Proportional to 39,860.32, 59,791.20 and 16,470.40

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Solution

The fourth proportional to 39,860.32, 59,791.20 and 16,470.40 is: 24,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,860.32 : 59,791.20 = 16,470.40 : x
  2. Step 2: Convert to fraction form
    39,860.32/59,791.20 = 16,470.40/x
  3. Step 3: Cross multiply
    39,860.32x = 59,791.20 × 16,470.40
  4. Step 4: Simplify right side
    39,860.32x = 984,784,980.48
  5. Step 5: Solve for x
    x = 984,784,980.48/39,860.32
  6. Step 6: Final answer
    x = 24,705.90

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1.5x scale

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.