Home / 47,155.56-70,747.08-19,061.04

Finding the Fourth Proportional to 47,155.56, 70,747.08 and 19,061.04

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Solution

The fourth proportional to 47,155.56, 70,747.08 and 19,061.04 is: 28,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,155.56 : 70,747.08 = 19,061.04 : x
  2. Step 2: Convert to fraction form
    47,155.56/70,747.08 = 19,061.04/x
  3. Step 3: Cross multiply
    47,155.56x = 70,747.08 × 19,061.04
  4. Step 4: Simplify right side
    47,155.56x = 1,348,512,921.76
  5. Step 5: Solve for x
    x = 1,348,512,921.76/47,155.56
  6. Step 6: Final answer
    x = 28,597.11

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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.