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Finding the Fourth Proportional to 32,684.90, 48,984.27 and 12,952.70

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Solution

The fourth proportional to 32,684.90, 48,984.27 and 12,952.70 is: 19,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,684.90 : 48,984.27 = 12,952.70 : x
  2. Step 2: Convert to fraction form
    32,684.90/48,984.27 = 12,952.70/x
  3. Step 3: Cross multiply
    32,684.90x = 48,984.27 × 12,952.70
  4. Step 4: Simplify right side
    32,684.90x = 634,478,309.11
  5. Step 5: Solve for x
    x = 634,478,309.11/32,684.90
  6. Step 6: Final answer
    x = 19,411.97

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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.