Home / 26,151.78-36,089.25-14,215.08

Finding the Fourth Proportional to 26,151.78, 36,089.25 and 14,215.08

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Solution

The fourth proportional to 26,151.78, 36,089.25 and 14,215.08 is: 19,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,151.78 : 36,089.25 = 14,215.08 : x
  2. Step 2: Convert to fraction form
    26,151.78/36,089.25 = 14,215.08/x
  3. Step 3: Cross multiply
    26,151.78x = 36,089.25 × 14,215.08
  4. Step 4: Simplify right side
    26,151.78x = 513,011,657.92
  5. Step 5: Solve for x
    x = 513,011,657.92/26,151.78
  6. Step 6: Final answer
    x = 19,616.70

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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.