Home / 26,327.60-36,332.52-15,718.16

Finding the Fourth Proportional to 26,327.60, 36,332.52 and 15,718.16

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Solution

The fourth proportional to 26,327.60, 36,332.52 and 15,718.16 is: 21,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327.60 : 36,332.52 = 15,718.16 : x
  2. Step 2: Convert to fraction form
    26,327.60/36,332.52 = 15,718.16/x
  3. Step 3: Cross multiply
    26,327.60x = 36,332.52 × 15,718.16
  4. Step 4: Simplify right side
    26,327.60x = 571,080,362.56
  5. Step 5: Solve for x
    x = 571,080,362.56/26,327.60
  6. Step 6: Final answer
    x = 21,691.32

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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.