Home / 53,956.52-80,885.47-18,877.04

Finding the Fourth Proportional to 53,956.52, 80,885.47 and 18,877.04

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Solution

The fourth proportional to 53,956.52, 80,885.47 and 18,877.04 is: 28,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,956.52 : 80,885.47 = 18,877.04 : x
  2. Step 2: Convert to fraction form
    53,956.52/80,885.47 = 18,877.04/x
  3. Step 3: Cross multiply
    53,956.52x = 80,885.47 × 18,877.04
  4. Step 4: Simplify right side
    53,956.52x = 1,526,878,252.61
  5. Step 5: Solve for x
    x = 1,526,878,252.61/53,956.52
  6. Step 6: Final answer
    x = 28,298.31

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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.