Home / 10,237.70-15,356.55-9,632.90

Finding the Fourth Proportional to 10,237.70, 15,356.55 and 9,632.90

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Solution

The fourth proportional to 10,237.70, 15,356.55 and 9,632.90 is: 14,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.70 : 15,356.55 = 9,632.90 : x
  2. Step 2: Convert to fraction form
    10,237.70/15,356.55 = 9,632.90/x
  3. Step 3: Cross multiply
    10,237.70x = 15,356.55 × 9,632.90
  4. Step 4: Simplify right side
    10,237.70x = 147,928,110.50
  5. Step 5: Solve for x
    x = 147,928,110.50/10,237.70
  6. Step 6: Final answer
    x = 14,449.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.