Home / 45,184.23-62,323.02-31,012.47

Finding the Fourth Proportional to 45,184.23, 62,323.02 and 31,012.47

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Solution

The fourth proportional to 45,184.23, 62,323.02 and 31,012.47 is: 42,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,184.23 : 62,323.02 = 31,012.47 : x
  2. Step 2: Convert to fraction form
    45,184.23/62,323.02 = 31,012.47/x
  3. Step 3: Cross multiply
    45,184.23x = 62,323.02 × 31,012.47
  4. Step 4: Simplify right side
    45,184.23x = 1,932,790,788.06
  5. Step 5: Solve for x
    x = 1,932,790,788.06/45,184.23
  6. Step 6: Final answer
    x = 42,775.78

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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.