Home / 15,226.60-22,839.90-14,643.40

Finding the Fourth Proportional to 15,226.60, 22,839.90 and 14,643.40

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Solution

The fourth proportional to 15,226.60, 22,839.90 and 14,643.40 is: 21,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,226.60 : 22,839.90 = 14,643.40 : x
  2. Step 2: Convert to fraction form
    15,226.60/22,839.90 = 14,643.40/x
  3. Step 3: Cross multiply
    15,226.60x = 22,839.90 × 14,643.40
  4. Step 4: Simplify right side
    15,226.60x = 334,453,791.66
  5. Step 5: Solve for x
    x = 334,453,791.66/15,226.60
  6. Step 6: Final answer
    x = 21,965.10

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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.