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Finding the Fourth Proportional to 32,298.48, 48,439.08 and 8,926.20

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Solution

The fourth proportional to 32,298.48, 48,439.08 and 8,926.20 is: 13,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,298.48 : 48,439.08 = 8,926.20 : x
  2. Step 2: Convert to fraction form
    32,298.48/48,439.08 = 8,926.20/x
  3. Step 3: Cross multiply
    32,298.48x = 48,439.08 × 8,926.20
  4. Step 4: Simplify right side
    32,298.48x = 432,376,915.90
  5. Step 5: Solve for x
    x = 432,376,915.90/32,298.48
  6. Step 6: Final answer
    x = 13,386.91

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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.