Home / 25,616.16-38,401.50-13,776.27

Finding the Fourth Proportional to 25,616.16, 38,401.50 and 13,776.27

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Solution

The fourth proportional to 25,616.16, 38,401.50 and 13,776.27 is: 20,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.16 : 38,401.50 = 13,776.27 : x
  2. Step 2: Convert to fraction form
    25,616.16/38,401.50 = 13,776.27/x
  3. Step 3: Cross multiply
    25,616.16x = 38,401.50 × 13,776.27
  4. Step 4: Simplify right side
    25,616.16x = 529,029,432.41
  5. Step 5: Solve for x
    x = 529,029,432.41/25,616.16
  6. Step 6: Final answer
    x = 20,652.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.