Home / 23,529.13-35,462.80-20,281.42

Finding the Fourth Proportional to 23,529.13, 35,462.80 and 20,281.42

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Solution

The fourth proportional to 23,529.13, 35,462.80 and 20,281.42 is: 30,567.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.13 : 35,462.80 = 20,281.42 : x
  2. Step 2: Convert to fraction form
    23,529.13/35,462.80 = 20,281.42/x
  3. Step 3: Cross multiply
    23,529.13x = 35,462.80 × 20,281.42
  4. Step 4: Simplify right side
    23,529.13x = 719,235,941.18
  5. Step 5: Solve for x
    x = 719,235,941.18/23,529.13
  6. Step 6: Final answer
    x = 30,567.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.