Home / 18,740.77-25,862.28-10,357.27

Finding the Fourth Proportional to 18,740.77, 25,862.28 and 10,357.27

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Solution

The fourth proportional to 18,740.77, 25,862.28 and 10,357.27 is: 14,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,740.77 : 25,862.28 = 10,357.27 : x
  2. Step 2: Convert to fraction form
    18,740.77/25,862.28 = 10,357.27/x
  3. Step 3: Cross multiply
    18,740.77x = 25,862.28 × 10,357.27
  4. Step 4: Simplify right side
    18,740.77x = 267,862,616.78
  5. Step 5: Solve for x
    x = 267,862,616.78/18,740.77
  6. Step 6: Final answer
    x = 14,293.04

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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.