Home / 26,774.89-36,948.86-15,444.88

Finding the Fourth Proportional to 26,774.89, 36,948.86 and 15,444.88

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Solution

The fourth proportional to 26,774.89, 36,948.86 and 15,444.88 is: 21,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,774.89 : 36,948.86 = 15,444.88 : x
  2. Step 2: Convert to fraction form
    26,774.89/36,948.86 = 15,444.88/x
  3. Step 3: Cross multiply
    26,774.89x = 36,948.86 × 15,444.88
  4. Step 4: Simplify right side
    26,774.89x = 570,670,597.16
  5. Step 5: Solve for x
    x = 570,670,597.16/26,774.89
  6. Step 6: Final answer
    x = 21,313.65

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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.