Home / 40,628.12-60,913.56-15,647.24

Finding the Fourth Proportional to 40,628.12, 60,913.56 and 15,647.24

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Solution

The fourth proportional to 40,628.12, 60,913.56 and 15,647.24 is: 23,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.12 : 60,913.56 = 15,647.24 : x
  2. Step 2: Convert to fraction form
    40,628.12/60,913.56 = 15,647.24/x
  3. Step 3: Cross multiply
    40,628.12x = 60,913.56 × 15,647.24
  4. Step 4: Simplify right side
    40,628.12x = 953,129,092.57
  5. Step 5: Solve for x
    x = 953,129,092.57/40,628.12
  6. Step 6: Final answer
    x = 23,459.84

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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.