Home / 52,478.28-78,719.04-15,041.70

Finding the Fourth Proportional to 52,478.28, 78,719.04 and 15,041.70

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Solution

The fourth proportional to 52,478.28, 78,719.04 and 15,041.70 is: 22,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,478.28 : 78,719.04 = 15,041.70 : x
  2. Step 2: Convert to fraction form
    52,478.28/78,719.04 = 15,041.70/x
  3. Step 3: Cross multiply
    52,478.28x = 78,719.04 × 15,041.70
  4. Step 4: Simplify right side
    52,478.28x = 1,184,068,183.97
  5. Step 5: Solve for x
    x = 1,184,068,183.97/52,478.28
  6. Step 6: Final answer
    x = 22,563.01

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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.