Home / 26,406.90-36,442.44-14,471.28

Finding the Fourth Proportional to 26,406.90, 36,442.44 and 14,471.28

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Solution

The fourth proportional to 26,406.90, 36,442.44 and 14,471.28 is: 19,970.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,406.90 : 36,442.44 = 14,471.28 : x
  2. Step 2: Convert to fraction form
    26,406.90/36,442.44 = 14,471.28/x
  3. Step 3: Cross multiply
    26,406.90x = 36,442.44 × 14,471.28
  4. Step 4: Simplify right side
    26,406.90x = 527,368,753.12
  5. Step 5: Solve for x
    x = 527,368,753.12/26,406.90
  6. Step 6: Final answer
    x = 19,970.87

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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.