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Finding the Fourth Proportional to 32,011.30, 48,016.95 and 8,637.70

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Solution

The fourth proportional to 32,011.30, 48,016.95 and 8,637.70 is: 12,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,011.30 : 48,016.95 = 8,637.70 : x
  2. Step 2: Convert to fraction form
    32,011.30/48,016.95 = 8,637.70/x
  3. Step 3: Cross multiply
    32,011.30x = 48,016.95 × 8,637.70
  4. Step 4: Simplify right side
    32,011.30x = 414,756,009.02
  5. Step 5: Solve for x
    x = 414,756,009.02/32,011.30
  6. Step 6: Final answer
    x = 12,956.55

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Similar ratio
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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.