Home / 15,071.28-22,605.30-11,776.20

Finding the Fourth Proportional to 15,071.28, 22,605.30 and 11,776.20

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Solution

The fourth proportional to 15,071.28, 22,605.30 and 11,776.20 is: 17,663.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.28 : 22,605.30 = 11,776.20 : x
  2. Step 2: Convert to fraction form
    15,071.28/22,605.30 = 11,776.20/x
  3. Step 3: Cross multiply
    15,071.28x = 22,605.30 × 11,776.20
  4. Step 4: Simplify right side
    15,071.28x = 266,204,533.86
  5. Step 5: Solve for x
    x = 266,204,533.86/15,071.28
  6. Step 6: Final answer
    x = 17,663.03

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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.