Home / 15,146.12-22,724.28-7,748.60

Finding the Fourth Proportional to 15,146.12, 22,724.28 and 7,748.60

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Solution

The fourth proportional to 15,146.12, 22,724.28 and 7,748.60 is: 11,625.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.12 : 22,724.28 = 7,748.60 : x
  2. Step 2: Convert to fraction form
    15,146.12/22,724.28 = 7,748.60/x
  3. Step 3: Cross multiply
    15,146.12x = 22,724.28 × 7,748.60
  4. Step 4: Simplify right side
    15,146.12x = 176,081,242.39
  5. Step 5: Solve for x
    x = 176,081,242.39/15,146.12
  6. Step 6: Final answer
    x = 11,625.50

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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.