Home / 28,667.52-39,565.04-16,092.96

Finding the Fourth Proportional to 28,667.52, 39,565.04 and 16,092.96

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Solution

The fourth proportional to 28,667.52, 39,565.04 and 16,092.96 is: 22,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,667.52 : 39,565.04 = 16,092.96 : x
  2. Step 2: Convert to fraction form
    28,667.52/39,565.04 = 16,092.96/x
  3. Step 3: Cross multiply
    28,667.52x = 39,565.04 × 16,092.96
  4. Step 4: Simplify right side
    28,667.52x = 636,718,606.12
  5. Step 5: Solve for x
    x = 636,718,606.12/28,667.52
  6. Step 6: Final answer
    x = 22,210.45

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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.