Home / 26,399.78-36,432.34-14,463.12

Finding the Fourth Proportional to 26,399.78, 36,432.34 and 14,463.12

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Solution

The fourth proportional to 26,399.78, 36,432.34 and 14,463.12 is: 19,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.78 : 36,432.34 = 14,463.12 : x
  2. Step 2: Convert to fraction form
    26,399.78/36,432.34 = 14,463.12/x
  3. Step 3: Cross multiply
    26,399.78x = 36,432.34 × 14,463.12
  4. Step 4: Simplify right side
    26,399.78x = 526,925,269.14
  5. Step 5: Solve for x
    x = 526,925,269.14/26,399.78
  6. Step 6: Final answer
    x = 19,959.46

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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.