Home / 57,325.77-79,109.91-31,832.55

Finding the Fourth Proportional to 57,325.77, 79,109.91 and 31,832.55

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Solution

The fourth proportional to 57,325.77, 79,109.91 and 31,832.55 is: 43,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,325.77 : 79,109.91 = 31,832.55 : x
  2. Step 2: Convert to fraction form
    57,325.77/79,109.91 = 31,832.55/x
  3. Step 3: Cross multiply
    57,325.77x = 79,109.91 × 31,832.55
  4. Step 4: Simplify right side
    57,325.77x = 2,518,270,165.57
  5. Step 5: Solve for x
    x = 2,518,270,165.57/57,325.77
  6. Step 6: Final answer
    x = 43,929.11

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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.