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Finding the Fourth Proportional to 32,614.71, 45,009.02 and 18,275.61

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Solution

The fourth proportional to 32,614.71, 45,009.02 and 18,275.61 is: 25,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,614.71 : 45,009.02 = 18,275.61 : x
  2. Step 2: Convert to fraction form
    32,614.71/45,009.02 = 18,275.61/x
  3. Step 3: Cross multiply
    32,614.71x = 45,009.02 × 18,275.61
  4. Step 4: Simplify right side
    32,614.71x = 822,567,116.65
  5. Step 5: Solve for x
    x = 822,567,116.65/32,614.71
  6. Step 6: Final answer
    x = 25,220.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.