Home / 32,765.60-49,148.40-10,579.70

Finding the Fourth Proportional to 32,765.60, 49,148.40 and 10,579.70

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Solution

The fourth proportional to 32,765.60, 49,148.40 and 10,579.70 is: 15,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,765.60 : 49,148.40 = 10,579.70 : x
  2. Step 2: Convert to fraction form
    32,765.60/49,148.40 = 10,579.70/x
  3. Step 3: Cross multiply
    32,765.60x = 49,148.40 × 10,579.70
  4. Step 4: Simplify right side
    32,765.60x = 519,975,327.48
  5. Step 5: Solve for x
    x = 519,975,327.48/32,765.60
  6. Step 6: Final answer
    x = 15,869.55

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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.