Home / 15,950.49-22,008.78-9,236.40

Finding the Fourth Proportional to 15,950.49, 22,008.78 and 9,236.40

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Solution

The fourth proportional to 15,950.49, 22,008.78 and 9,236.40 is: 12,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.49 : 22,008.78 = 9,236.40 : x
  2. Step 2: Convert to fraction form
    15,950.49/22,008.78 = 9,236.40/x
  3. Step 3: Cross multiply
    15,950.49x = 22,008.78 × 9,236.40
  4. Step 4: Simplify right side
    15,950.49x = 203,281,895.59
  5. Step 5: Solve for x
    x = 203,281,895.59/15,950.49
  6. Step 6: Final answer
    x = 12,744.55

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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.