Home / 14,724.61-20,292.65-10,941.78

Finding the Fourth Proportional to 14,724.61, 20,292.65 and 10,941.78

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Solution

The fourth proportional to 14,724.61, 20,292.65 and 10,941.78 is: 15,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.61 : 20,292.65 = 10,941.78 : x
  2. Step 2: Convert to fraction form
    14,724.61/20,292.65 = 10,941.78/x
  3. Step 3: Cross multiply
    14,724.61x = 20,292.65 × 10,941.78
  4. Step 4: Simplify right side
    14,724.61x = 222,037,711.92
  5. Step 5: Solve for x
    x = 222,037,711.92/14,724.61
  6. Step 6: Final answer
    x = 15,079.36

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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.