Home / 42,624.30-63,928.74-11,452.26

Finding the Fourth Proportional to 42,624.30, 63,928.74 and 11,452.26

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Solution

The fourth proportional to 42,624.30, 63,928.74 and 11,452.26 is: 17,176.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,624.30 : 63,928.74 = 11,452.26 : x
  2. Step 2: Convert to fraction form
    42,624.30/63,928.74 = 11,452.26/x
  3. Step 3: Cross multiply
    42,624.30x = 63,928.74 × 11,452.26
  4. Step 4: Simplify right side
    42,624.30x = 732,128,551.95
  5. Step 5: Solve for x
    x = 732,128,551.95/42,624.30
  6. Step 6: Final answer
    x = 17,176.32

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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.