Home / 15,996.60-22,077.02-8,925.48

Finding the Fourth Proportional to 15,996.60, 22,077.02 and 8,925.48

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Solution

The fourth proportional to 15,996.60, 22,077.02 and 8,925.48 is: 12,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.60 : 22,077.02 = 8,925.48 : x
  2. Step 2: Convert to fraction form
    15,996.60/22,077.02 = 8,925.48/x
  3. Step 3: Cross multiply
    15,996.60x = 22,077.02 × 8,925.48
  4. Step 4: Simplify right side
    15,996.60x = 197,047,845.46
  5. Step 5: Solve for x
    x = 197,047,845.46/15,996.60
  6. Step 6: Final answer
    x = 12,318.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.