Home / 25,587.16-35,305.13-14,974.74

Finding the Fourth Proportional to 25,587.16, 35,305.13 and 14,974.74

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Solution

The fourth proportional to 25,587.16, 35,305.13 and 14,974.74 is: 20,662.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.16 : 35,305.13 = 14,974.74 : x
  2. Step 2: Convert to fraction form
    25,587.16/35,305.13 = 14,974.74/x
  3. Step 3: Cross multiply
    25,587.16x = 35,305.13 × 14,974.74
  4. Step 4: Simplify right side
    25,587.16x = 528,685,179.85
  5. Step 5: Solve for x
    x = 528,685,179.85/25,587.16
  6. Step 6: Final answer
    x = 20,662.13

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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.