Home / 39,572.56-59,358.72-30,579.76

Finding the Fourth Proportional to 39,572.56, 59,358.72 and 30,579.76

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Solution

The fourth proportional to 39,572.56, 59,358.72 and 30,579.76 is: 45,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,572.56 : 59,358.72 = 30,579.76 : x
  2. Step 2: Convert to fraction form
    39,572.56/59,358.72 = 30,579.76/x
  3. Step 3: Cross multiply
    39,572.56x = 59,358.72 × 30,579.76
  4. Step 4: Simplify right side
    39,572.56x = 1,815,175,263.11
  5. Step 5: Solve for x
    x = 1,815,175,263.11/39,572.56
  6. Step 6: Final answer
    x = 45,869.55

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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.