Home / 15,909.02-23,826.60-15,355.46

Finding the Fourth Proportional to 15,909.02, 23,826.60 and 15,355.46

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Solution

The fourth proportional to 15,909.02, 23,826.60 and 15,355.46 is: 22,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909.02 : 23,826.60 = 15,355.46 : x
  2. Step 2: Convert to fraction form
    15,909.02/23,826.60 = 15,355.46/x
  3. Step 3: Cross multiply
    15,909.02x = 23,826.60 × 15,355.46
  4. Step 4: Simplify right side
    15,909.02x = 365,868,403.24
  5. Step 5: Solve for x
    x = 365,868,403.24/15,909.02
  6. Step 6: Final answer
    x = 22,997.54

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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.