Home / 18,947.62-26,146.29-10,562.50

Finding the Fourth Proportional to 18,947.62, 26,146.29 and 10,562.50

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Solution

The fourth proportional to 18,947.62, 26,146.29 and 10,562.50 is: 14,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,947.62 : 26,146.29 = 10,562.50 : x
  2. Step 2: Convert to fraction form
    18,947.62/26,146.29 = 10,562.50/x
  3. Step 3: Cross multiply
    18,947.62x = 26,146.29 × 10,562.50
  4. Step 4: Simplify right side
    18,947.62x = 276,170,188.13
  5. Step 5: Solve for x
    x = 276,170,188.13/18,947.62
  6. Step 6: Final answer
    x = 14,575.46

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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.