Home / 32,712.30-49,089.92-17,931.56

Finding the Fourth Proportional to 32,712.30, 49,089.92 and 17,931.56

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Solution

The fourth proportional to 32,712.30, 49,089.92 and 17,931.56 is: 26,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,712.30 : 49,089.92 = 17,931.56 : x
  2. Step 2: Convert to fraction form
    32,712.30/49,089.92 = 17,931.56/x
  3. Step 3: Cross multiply
    32,712.30x = 49,089.92 × 17,931.56
  4. Step 4: Simplify right side
    32,712.30x = 880,258,510.77
  5. Step 5: Solve for x
    x = 880,258,510.77/32,712.30
  6. Step 6: Final answer
    x = 26,909.10

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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.