Home / 15,650.20-23,470.40-5,259.52

Finding the Fourth Proportional to 15,650.20, 23,470.40 and 5,259.52

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Solution

The fourth proportional to 15,650.20, 23,470.40 and 5,259.52 is: 7,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.20 : 23,470.40 = 5,259.52 : x
  2. Step 2: Convert to fraction form
    15,650.20/23,470.40 = 5,259.52/x
  3. Step 3: Cross multiply
    15,650.20x = 23,470.40 × 5,259.52
  4. Step 4: Simplify right side
    15,650.20x = 123,443,038.21
  5. Step 5: Solve for x
    x = 123,443,038.21/15,650.20
  6. Step 6: Final answer
    x = 7,887.63

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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.