Home / 55,626.64-83,439.18-13,507.04

Finding the Fourth Proportional to 55,626.64, 83,439.18 and 13,507.04

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Solution

The fourth proportional to 55,626.64, 83,439.18 and 13,507.04 is: 20,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.64 : 83,439.18 = 13,507.04 : x
  2. Step 2: Convert to fraction form
    55,626.64/83,439.18 = 13,507.04/x
  3. Step 3: Cross multiply
    55,626.64x = 83,439.18 × 13,507.04
  4. Step 4: Simplify right side
    55,626.64x = 1,127,016,550.43
  5. Step 5: Solve for x
    x = 1,127,016,550.43/55,626.64
  6. Step 6: Final answer
    x = 20,260.38

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1.5x scale

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.