Home / 43,386.85-59,856.18-28,274.01

Finding the Fourth Proportional to 43,386.85, 59,856.18 and 28,274.01

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Solution

The fourth proportional to 43,386.85, 59,856.18 and 28,274.01 is: 39,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,386.85 : 59,856.18 = 28,274.01 : x
  2. Step 2: Convert to fraction form
    43,386.85/59,856.18 = 28,274.01/x
  3. Step 3: Cross multiply
    43,386.85x = 59,856.18 × 28,274.01
  4. Step 4: Simplify right side
    43,386.85x = 1,692,374,231.88
  5. Step 5: Solve for x
    x = 1,692,374,231.88/43,386.85
  6. Step 6: Final answer
    x = 39,006.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.