Home / 15,292.40-22,941.78-4,763.18

Finding the Fourth Proportional to 15,292.40, 22,941.78 and 4,763.18

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Solution

The fourth proportional to 15,292.40, 22,941.78 and 4,763.18 is: 7,145.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,292.40 : 22,941.78 = 4,763.18 : x
  2. Step 2: Convert to fraction form
    15,292.40/22,941.78 = 4,763.18/x
  3. Step 3: Cross multiply
    15,292.40x = 22,941.78 × 4,763.18
  4. Step 4: Simplify right side
    15,292.40x = 109,275,827.66
  5. Step 5: Solve for x
    x = 109,275,827.66/15,292.40
  6. Step 6: Final answer
    x = 7,145.76

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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.