Home / 26,407.60-36,442.36-14,471.68

Finding the Fourth Proportional to 26,407.60, 36,442.36 and 14,471.68

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Solution

The fourth proportional to 26,407.60, 36,442.36 and 14,471.68 is: 19,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.60 : 36,442.36 = 14,471.68 : x
  2. Step 2: Convert to fraction form
    26,407.60/36,442.36 = 14,471.68/x
  3. Step 3: Cross multiply
    26,407.60x = 36,442.36 × 14,471.68
  4. Step 4: Simplify right side
    26,407.60x = 527,382,172.36
  5. Step 5: Solve for x
    x = 527,382,172.36/26,407.60
  6. Step 6: Final answer
    x = 19,970.85

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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.