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Finding the Fourth Proportional to 39,248.78, 58,873.30 and 9,667.30

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Solution

The fourth proportional to 39,248.78, 58,873.30 and 9,667.30 is: 14,500.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,248.78 : 58,873.30 = 9,667.30 : x
  2. Step 2: Convert to fraction form
    39,248.78/58,873.30 = 9,667.30/x
  3. Step 3: Cross multiply
    39,248.78x = 58,873.30 × 9,667.30
  4. Step 4: Simplify right side
    39,248.78x = 569,145,853.09
  5. Step 5: Solve for x
    x = 569,145,853.09/39,248.78
  6. Step 6: Final answer
    x = 14,500.98

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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.