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Finding the Fourth Proportional to 32,476.28, 48,658.95 and 17,658.74

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Solution

The fourth proportional to 32,476.28, 48,658.95 and 17,658.74 is: 26,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,476.28 : 48,658.95 = 17,658.74 : x
  2. Step 2: Convert to fraction form
    32,476.28/48,658.95 = 17,658.74/x
  3. Step 3: Cross multiply
    32,476.28x = 48,658.95 × 17,658.74
  4. Step 4: Simplify right side
    32,476.28x = 859,255,503.43
  5. Step 5: Solve for x
    x = 859,255,503.43/32,476.28
  6. Step 6: Final answer
    x = 26,457.95

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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.