Home / 26,287.20-36,275.86-14,956.45

Finding the Fourth Proportional to 26,287.20, 36,275.86 and 14,956.45

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Solution

The fourth proportional to 26,287.20, 36,275.86 and 14,956.45 is: 20,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287.20 : 36,275.86 = 14,956.45 : x
  2. Step 2: Convert to fraction form
    26,287.20/36,275.86 = 14,956.45/x
  3. Step 3: Cross multiply
    26,287.20x = 36,275.86 × 14,956.45
  4. Step 4: Simplify right side
    26,287.20x = 542,558,150.34
  5. Step 5: Solve for x
    x = 542,558,150.34/26,287.20
  6. Step 6: Final answer
    x = 20,639.63

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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.