Home / 25,189.62-34,762.84-14,577.20

Finding the Fourth Proportional to 25,189.62, 34,762.84 and 14,577.20

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Solution

The fourth proportional to 25,189.62, 34,762.84 and 14,577.20 is: 20,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.62 : 34,762.84 = 14,577.20 : x
  2. Step 2: Convert to fraction form
    25,189.62/34,762.84 = 14,577.20/x
  3. Step 3: Cross multiply
    25,189.62x = 34,762.84 × 14,577.20
  4. Step 4: Simplify right side
    25,189.62x = 506,744,871.25
  5. Step 5: Solve for x
    x = 506,744,871.25/25,189.62
  6. Step 6: Final answer
    x = 20,117.21

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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.