Home / 43,254.98-59,654.58-28,142.12

Finding the Fourth Proportional to 43,254.98, 59,654.58 and 28,142.12

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Solution

The fourth proportional to 43,254.98, 59,654.58 and 28,142.12 is: 38,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254.98 : 59,654.58 = 28,142.12 : x
  2. Step 2: Convert to fraction form
    43,254.98/59,654.58 = 28,142.12/x
  3. Step 3: Cross multiply
    43,254.98x = 59,654.58 × 28,142.12
  4. Step 4: Simplify right side
    43,254.98x = 1,678,806,348.91
  5. Step 5: Solve for x
    x = 1,678,806,348.91/43,254.98
  6. Step 6: Final answer
    x = 38,811.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.