Home / 15,740.64-23,614.20-5,877.54

Finding the Fourth Proportional to 15,740.64, 23,614.20 and 5,877.54

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Solution

The fourth proportional to 15,740.64, 23,614.20 and 5,877.54 is: 8,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.64 : 23,614.20 = 5,877.54 : x
  2. Step 2: Convert to fraction form
    15,740.64/23,614.20 = 5,877.54/x
  3. Step 3: Cross multiply
    15,740.64x = 23,614.20 × 5,877.54
  4. Step 4: Simplify right side
    15,740.64x = 138,793,405.07
  5. Step 5: Solve for x
    x = 138,793,405.07/15,740.64
  6. Step 6: Final answer
    x = 8,817.52

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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.