Home / 32,688.90-49,019.91-12,964.74

Finding the Fourth Proportional to 32,688.90, 49,019.91 and 12,964.74

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Solution

The fourth proportional to 32,688.90, 49,019.91 and 12,964.74 is: 19,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,688.90 : 49,019.91 = 12,964.74 : x
  2. Step 2: Convert to fraction form
    32,688.90/49,019.91 = 12,964.74/x
  3. Step 3: Cross multiply
    32,688.90x = 49,019.91 × 12,964.74
  4. Step 4: Simplify right side
    32,688.90x = 635,530,387.97
  5. Step 5: Solve for x
    x = 635,530,387.97/32,688.90
  6. Step 6: Final answer
    x = 19,441.78

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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.