Home / 26,769.61-36,938.28-15,437.44

Finding the Fourth Proportional to 26,769.61, 36,938.28 and 15,437.44

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Solution

The fourth proportional to 26,769.61, 36,938.28 and 15,437.44 is: 21,301.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.61 : 36,938.28 = 15,437.44 : x
  2. Step 2: Convert to fraction form
    26,769.61/36,938.28 = 15,437.44/x
  3. Step 3: Cross multiply
    26,769.61x = 36,938.28 × 15,437.44
  4. Step 4: Simplify right side
    26,769.61x = 570,232,481.20
  5. Step 5: Solve for x
    x = 570,232,481.20/26,769.61
  6. Step 6: Final answer
    x = 21,301.49

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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.