Home / 48,556.14-72,818.01-18,966.30

Finding the Fourth Proportional to 48,556.14, 72,818.01 and 18,966.30

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Solution

The fourth proportional to 48,556.14, 72,818.01 and 18,966.30 is: 28,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,556.14 : 72,818.01 = 18,966.30 : x
  2. Step 2: Convert to fraction form
    48,556.14/72,818.01 = 18,966.30/x
  3. Step 3: Cross multiply
    48,556.14x = 72,818.01 × 18,966.30
  4. Step 4: Simplify right side
    48,556.14x = 1,381,088,223.06
  5. Step 5: Solve for x
    x = 1,381,088,223.06/48,556.14
  6. Step 6: Final answer
    x = 28,443.12

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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.