Home / 25,767.20-35,565.74-15,160.25

Finding the Fourth Proportional to 25,767.20, 35,565.74 and 15,160.25

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Solution

The fourth proportional to 25,767.20, 35,565.74 and 15,160.25 is: 20,925.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,767.20 : 35,565.74 = 15,160.25 : x
  2. Step 2: Convert to fraction form
    25,767.20/35,565.74 = 15,160.25/x
  3. Step 3: Cross multiply
    25,767.20x = 35,565.74 × 15,160.25
  4. Step 4: Simplify right side
    25,767.20x = 539,185,256.21
  5. Step 5: Solve for x
    x = 539,185,256.21/25,767.20
  6. Step 6: Final answer
    x = 20,925.26

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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.