Home / 53,597.64-80,402.81-14,155.10

Finding the Fourth Proportional to 53,597.64, 80,402.81 and 14,155.10

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Solution

The fourth proportional to 53,597.64, 80,402.81 and 14,155.10 is: 21,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,597.64 : 80,402.81 = 14,155.10 : x
  2. Step 2: Convert to fraction form
    53,597.64/80,402.81 = 14,155.10/x
  3. Step 3: Cross multiply
    53,597.64x = 80,402.81 × 14,155.10
  4. Step 4: Simplify right side
    53,597.64x = 1,138,109,343.04
  5. Step 5: Solve for x
    x = 1,138,109,343.04/53,597.64
  6. Step 6: Final answer
    x = 21,234.32

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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.