Home / 55,626.88-83,439.56-13,507.24

Finding the Fourth Proportional to 55,626.88, 83,439.56 and 13,507.24

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Solution

The fourth proportional to 55,626.88, 83,439.56 and 13,507.24 is: 20,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.88 : 83,439.56 = 13,507.24 : x
  2. Step 2: Convert to fraction form
    55,626.88/83,439.56 = 13,507.24/x
  3. Step 3: Cross multiply
    55,626.88x = 83,439.56 × 13,507.24
  4. Step 4: Simplify right side
    55,626.88x = 1,127,038,162.41
  5. Step 5: Solve for x
    x = 1,127,038,162.41/55,626.88
  6. Step 6: Final answer
    x = 20,260.68

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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.