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Finding the Fourth Proportional to 32,417.92, 44,735.88 and 18,270.46

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Solution

The fourth proportional to 32,417.92, 44,735.88 and 18,270.46 is: 25,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,417.92 : 44,735.88 = 18,270.46 : x
  2. Step 2: Convert to fraction form
    32,417.92/44,735.88 = 18,270.46/x
  3. Step 3: Cross multiply
    32,417.92x = 44,735.88 × 18,270.46
  4. Step 4: Simplify right side
    32,417.92x = 817,345,106.10
  5. Step 5: Solve for x
    x = 817,345,106.10/32,417.92
  6. Step 6: Final answer
    x = 25,212.76

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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.