Home / 10,433.95-15,724.26-9,395.12

Finding the Fourth Proportional to 10,433.95, 15,724.26 and 9,395.12

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Solution

The fourth proportional to 10,433.95, 15,724.26 and 9,395.12 is: 14,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.95 : 15,724.26 = 9,395.12 : x
  2. Step 2: Convert to fraction form
    10,433.95/15,724.26 = 9,395.12/x
  3. Step 3: Cross multiply
    10,433.95x = 15,724.26 × 9,395.12
  4. Step 4: Simplify right side
    10,433.95x = 147,731,348.92
  5. Step 5: Solve for x
    x = 147,731,348.92/10,433.95
  6. Step 6: Final answer
    x = 14,158.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.