Home / 57,329.41-79,111.05-31,834.22

Finding the Fourth Proportional to 57,329.41, 79,111.05 and 31,834.22

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Solution

The fourth proportional to 57,329.41, 79,111.05 and 31,834.22 is: 43,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,329.41 : 79,111.05 = 31,834.22 : x
  2. Step 2: Convert to fraction form
    57,329.41/79,111.05 = 31,834.22/x
  3. Step 3: Cross multiply
    57,329.41x = 79,111.05 × 31,834.22
  4. Step 4: Simplify right side
    57,329.41x = 2,518,438,570.13
  5. Step 5: Solve for x
    x = 2,518,438,570.13/57,329.41
  6. Step 6: Final answer
    x = 43,929.26

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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.