Home / 19,282.27-26,601.68-12,565.45

Finding the Fourth Proportional to 19,282.27, 26,601.68 and 12,565.45

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Solution

The fourth proportional to 19,282.27, 26,601.68 and 12,565.45 is: 17,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.27 : 26,601.68 = 12,565.45 : x
  2. Step 2: Convert to fraction form
    19,282.27/26,601.68 = 12,565.45/x
  3. Step 3: Cross multiply
    19,282.27x = 26,601.68 × 12,565.45
  4. Step 4: Simplify right side
    19,282.27x = 334,261,884.12
  5. Step 5: Solve for x
    x = 334,261,884.12/19,282.27
  6. Step 6: Final answer
    x = 17,335.20

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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.