Home / 39,742.20-59,628.60-17,539.92

Finding the Fourth Proportional to 39,742.20, 59,628.60 and 17,539.92

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Solution

The fourth proportional to 39,742.20, 59,628.60 and 17,539.92 is: 26,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,742.20 : 59,628.60 = 17,539.92 : x
  2. Step 2: Convert to fraction form
    39,742.20/59,628.60 = 17,539.92/x
  3. Step 3: Cross multiply
    39,742.20x = 59,628.60 × 17,539.92
  4. Step 4: Simplify right side
    39,742.20x = 1,045,880,873.71
  5. Step 5: Solve for x
    x = 1,045,880,873.71/39,742.20
  6. Step 6: Final answer
    x = 26,316.63

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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.