Home / 32,386.40-48,579.61-12,651.12

Finding the Fourth Proportional to 32,386.40, 48,579.61 and 12,651.12

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Solution

The fourth proportional to 32,386.40, 48,579.61 and 12,651.12 is: 18,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,386.40 : 48,579.61 = 12,651.12 : x
  2. Step 2: Convert to fraction form
    32,386.40/48,579.61 = 12,651.12/x
  3. Step 3: Cross multiply
    32,386.40x = 48,579.61 × 12,651.12
  4. Step 4: Simplify right side
    32,386.40x = 614,586,444.04
  5. Step 5: Solve for x
    x = 614,586,444.04/32,386.40
  6. Step 6: Final answer
    x = 18,976.68

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Similar ratio
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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.