Home / 28,446.08-42,654.76-16,603.92

Finding the Fourth Proportional to 28,446.08, 42,654.76 and 16,603.92

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Solution

The fourth proportional to 28,446.08, 42,654.76 and 16,603.92 is: 24,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446.08 : 42,654.76 = 16,603.92 : x
  2. Step 2: Convert to fraction form
    28,446.08/42,654.76 = 16,603.92/x
  3. Step 3: Cross multiply
    28,446.08x = 42,654.76 × 16,603.92
  4. Step 4: Simplify right side
    28,446.08x = 708,236,222.66
  5. Step 5: Solve for x
    x = 708,236,222.66/28,446.08
  6. Step 6: Final answer
    x = 24,897.50

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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.