Home / 26,665.50-36,798.39-15,488.22

Finding the Fourth Proportional to 26,665.50, 36,798.39 and 15,488.22

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Solution

The fourth proportional to 26,665.50, 36,798.39 and 15,488.22 is: 21,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.50 : 36,798.39 = 15,488.22 : x
  2. Step 2: Convert to fraction form
    26,665.50/36,798.39 = 15,488.22/x
  3. Step 3: Cross multiply
    26,665.50x = 36,798.39 × 15,488.22
  4. Step 4: Simplify right side
    26,665.50x = 569,941,559.97
  5. Step 5: Solve for x
    x = 569,941,559.97/26,665.50
  6. Step 6: Final answer
    x = 21,373.74

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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.