Home / 26,689.44-36,827.67-15,354.63

Finding the Fourth Proportional to 26,689.44, 36,827.67 and 15,354.63

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Solution

The fourth proportional to 26,689.44, 36,827.67 and 15,354.63 is: 21,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.44 : 36,827.67 = 15,354.63 : x
  2. Step 2: Convert to fraction form
    26,689.44/36,827.67 = 15,354.63/x
  3. Step 3: Cross multiply
    26,689.44x = 36,827.67 × 15,354.63
  4. Step 4: Simplify right side
    26,689.44x = 565,475,246.61
  5. Step 5: Solve for x
    x = 565,475,246.61/26,689.44
  6. Step 6: Final answer
    x = 21,187.23

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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.