Home / 39,822.40-59,618.40-35,675.20

Finding the Fourth Proportional to 39,822.40, 59,618.40 and 35,675.20

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Solution

The fourth proportional to 39,822.40, 59,618.40 and 35,675.20 is: 53,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.40 : 59,618.40 = 35,675.20 : x
  2. Step 2: Convert to fraction form
    39,822.40/59,618.40 = 35,675.20/x
  3. Step 3: Cross multiply
    39,822.40x = 59,618.40 × 35,675.20
  4. Step 4: Simplify right side
    39,822.40x = 2,126,898,343.68
  5. Step 5: Solve for x
    x = 2,126,898,343.68/39,822.40
  6. Step 6: Final answer
    x = 53,409.60

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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.