Home / 25,587-35,310.29-14,976.86

Finding the Fourth Proportional to 25,587, 35,310.29 and 14,976.86

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Solution

The fourth proportional to 25,587, 35,310.29 and 14,976.86 is: 20,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587 : 35,310.29 = 14,976.86 : x
  2. Step 2: Convert to fraction form
    25,587/35,310.29 = 14,976.86/x
  3. Step 3: Cross multiply
    25,587x = 35,310.29 × 14,976.86
  4. Step 4: Simplify right side
    25,587x = 528,837,259.20
  5. Step 5: Solve for x
    x = 528,837,259.20/25,587
  6. Step 6: Final answer
    x = 20,668.20

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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.