Home / 15,266.74-22,899.36-8,945.20

Finding the Fourth Proportional to 15,266.74, 22,899.36 and 8,945.20

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Solution

The fourth proportional to 15,266.74, 22,899.36 and 8,945.20 is: 13,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266.74 : 22,899.36 = 8,945.20 : x
  2. Step 2: Convert to fraction form
    15,266.74/22,899.36 = 8,945.20/x
  3. Step 3: Cross multiply
    15,266.74x = 22,899.36 × 8,945.20
  4. Step 4: Simplify right side
    15,266.74x = 204,839,355.07
  5. Step 5: Solve for x
    x = 204,839,355.07/15,266.74
  6. Step 6: Final answer
    x = 13,417.36

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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.