Home / 15,228.10-22,842.15-14,644.90

Finding the Fourth Proportional to 15,228.10, 22,842.15 and 14,644.90

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Solution

The fourth proportional to 15,228.10, 22,842.15 and 14,644.90 is: 21,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.10 : 22,842.15 = 14,644.90 : x
  2. Step 2: Convert to fraction form
    15,228.10/22,842.15 = 14,644.90/x
  3. Step 3: Cross multiply
    15,228.10x = 22,842.15 × 14,644.90
  4. Step 4: Simplify right side
    15,228.10x = 334,521,002.54
  5. Step 5: Solve for x
    x = 334,521,002.54/15,228.10
  6. Step 6: Final answer
    x = 21,967.35

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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.