Home / 18,036.06-24,892.50-10,961.12

Finding the Fourth Proportional to 18,036.06, 24,892.50 and 10,961.12

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Solution

The fourth proportional to 18,036.06, 24,892.50 and 10,961.12 is: 15,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.06 : 24,892.50 = 10,961.12 : x
  2. Step 2: Convert to fraction form
    18,036.06/24,892.50 = 10,961.12/x
  3. Step 3: Cross multiply
    18,036.06x = 24,892.50 × 10,961.12
  4. Step 4: Simplify right side
    18,036.06x = 272,849,679.60
  5. Step 5: Solve for x
    x = 272,849,679.60/18,036.06
  6. Step 6: Final answer
    x = 15,128.01

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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.