Home / 45,407.72-68,117.54-15,002.76

Finding the Fourth Proportional to 45,407.72, 68,117.54 and 15,002.76

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Solution

The fourth proportional to 45,407.72, 68,117.54 and 15,002.76 is: 22,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,407.72 : 68,117.54 = 15,002.76 : x
  2. Step 2: Convert to fraction form
    45,407.72/68,117.54 = 15,002.76/x
  3. Step 3: Cross multiply
    45,407.72x = 68,117.54 × 15,002.76
  4. Step 4: Simplify right side
    45,407.72x = 1,021,951,029.40
  5. Step 5: Solve for x
    x = 1,021,951,029.40/45,407.72
  6. Step 6: Final answer
    x = 22,506.11

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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.