Home / 57,316.48-79,097.04-31,823.76

Finding the Fourth Proportional to 57,316.48, 79,097.04 and 31,823.76

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Solution

The fourth proportional to 57,316.48, 79,097.04 and 31,823.76 is: 43,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.48 : 79,097.04 = 31,823.76 : x
  2. Step 2: Convert to fraction form
    57,316.48/79,097.04 = 31,823.76/x
  3. Step 3: Cross multiply
    57,316.48x = 79,097.04 × 31,823.76
  4. Step 4: Simplify right side
    57,316.48x = 2,517,165,217.67
  5. Step 5: Solve for x
    x = 2,517,165,217.67/57,316.48
  6. Step 6: Final answer
    x = 43,916.95

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1.5x scale

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.