Home / 25,649.60-38,474.40-23,511.20

Finding the Fourth Proportional to 25,649.60, 38,474.40 and 23,511.20

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Solution

The fourth proportional to 25,649.60, 38,474.40 and 23,511.20 is: 35,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.60 : 38,474.40 = 23,511.20 : x
  2. Step 2: Convert to fraction form
    25,649.60/38,474.40 = 23,511.20/x
  3. Step 3: Cross multiply
    25,649.60x = 38,474.40 × 23,511.20
  4. Step 4: Simplify right side
    25,649.60x = 904,579,313.28
  5. Step 5: Solve for x
    x = 904,579,313.28/25,649.60
  6. Step 6: Final answer
    x = 35,266.80

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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.