Home / 32,187.13-48,280.76-13,719.13

Finding the Fourth Proportional to 32,187.13, 48,280.76 and 13,719.13

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Solution

The fourth proportional to 32,187.13, 48,280.76 and 13,719.13 is: 20,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,187.13 : 48,280.76 = 13,719.13 : x
  2. Step 2: Convert to fraction form
    32,187.13/48,280.76 = 13,719.13/x
  3. Step 3: Cross multiply
    32,187.13x = 48,280.76 × 13,719.13
  4. Step 4: Simplify right side
    32,187.13x = 662,370,022.94
  5. Step 5: Solve for x
    x = 662,370,022.94/32,187.13
  6. Step 6: Final answer
    x = 20,578.72

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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.