Home / 47,892.60-71,838.67-14,612.55

Finding the Fourth Proportional to 47,892.60, 71,838.67 and 14,612.55

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Solution

The fourth proportional to 47,892.60, 71,838.67 and 14,612.55 is: 21,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,892.60 : 71,838.67 = 14,612.55 : x
  2. Step 2: Convert to fraction form
    47,892.60/71,838.67 = 14,612.55/x
  3. Step 3: Cross multiply
    47,892.60x = 71,838.67 × 14,612.55
  4. Step 4: Simplify right side
    47,892.60x = 1,049,746,157.31
  5. Step 5: Solve for x
    x = 1,049,746,157.31/47,892.60
  6. Step 6: Final answer
    x = 21,918.75

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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.