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Finding the Fourth Proportional to 32,488.71, 48,703.90 and 11,697.63

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Solution

The fourth proportional to 32,488.71, 48,703.90 and 11,697.63 is: 17,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,488.71 : 48,703.90 = 11,697.63 : x
  2. Step 2: Convert to fraction form
    32,488.71/48,703.90 = 11,697.63/x
  3. Step 3: Cross multiply
    32,488.71x = 48,703.90 × 11,697.63
  4. Step 4: Simplify right side
    32,488.71x = 569,719,899.75
  5. Step 5: Solve for x
    x = 569,719,899.75/32,488.71
  6. Step 6: Final answer
    x = 17,535.94

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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.