Home / 32,670.67-45,084.92-18,330.76

Finding the Fourth Proportional to 32,670.67, 45,084.92 and 18,330.76

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Solution

The fourth proportional to 32,670.67, 45,084.92 and 18,330.76 is: 25,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.67 : 45,084.92 = 18,330.76 : x
  2. Step 2: Convert to fraction form
    32,670.67/45,084.92 = 18,330.76/x
  3. Step 3: Cross multiply
    32,670.67x = 45,084.92 × 18,330.76
  4. Step 4: Simplify right side
    32,670.67x = 826,440,848.14
  5. Step 5: Solve for x
    x = 826,440,848.14/32,670.67
  6. Step 6: Final answer
    x = 25,296.11

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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.