Home / 53,219.70-73,446.46-29,346.30

Finding the Fourth Proportional to 53,219.70, 73,446.46 and 29,346.30

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Solution

The fourth proportional to 53,219.70, 73,446.46 and 29,346.30 is: 40,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.70 : 73,446.46 = 29,346.30 : x
  2. Step 2: Convert to fraction form
    53,219.70/73,446.46 = 29,346.30/x
  3. Step 3: Cross multiply
    53,219.70x = 73,446.46 × 29,346.30
  4. Step 4: Simplify right side
    53,219.70x = 2,155,381,849.10
  5. Step 5: Solve for x
    x = 2,155,381,849.10/53,219.70
  6. Step 6: Final answer
    x = 40,499.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.