Home / 35,438.20-53,114.10-15,695.80

Finding the Fourth Proportional to 35,438.20, 53,114.10 and 15,695.80

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Solution

The fourth proportional to 35,438.20, 53,114.10 and 15,695.80 is: 23,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438.20 : 53,114.10 = 15,695.80 : x
  2. Step 2: Convert to fraction form
    35,438.20/53,114.10 = 15,695.80/x
  3. Step 3: Cross multiply
    35,438.20x = 53,114.10 × 15,695.80
  4. Step 4: Simplify right side
    35,438.20x = 833,668,290.78
  5. Step 5: Solve for x
    x = 833,668,290.78/35,438.20
  6. Step 6: Final answer
    x = 23,524.57

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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.