Home / 23,775.47-32,807.35-13,703.79

Finding the Fourth Proportional to 23,775.47, 32,807.35 and 13,703.79

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Solution

The fourth proportional to 23,775.47, 32,807.35 and 13,703.79 is: 18,909.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.47 : 32,807.35 = 13,703.79 : x
  2. Step 2: Convert to fraction form
    23,775.47/32,807.35 = 13,703.79/x
  3. Step 3: Cross multiply
    23,775.47x = 32,807.35 × 13,703.79
  4. Step 4: Simplify right side
    23,775.47x = 449,585,000.60
  5. Step 5: Solve for x
    x = 449,585,000.60/23,775.47
  6. Step 6: Final answer
    x = 18,909.62

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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.