Home / 39,045.68-58,432.44-31,943.60

Finding the Fourth Proportional to 39,045.68, 58,432.44 and 31,943.60

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Solution

The fourth proportional to 39,045.68, 58,432.44 and 31,943.60 is: 47,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,045.68 : 58,432.44 = 31,943.60 : x
  2. Step 2: Convert to fraction form
    39,045.68/58,432.44 = 31,943.60/x
  3. Step 3: Cross multiply
    39,045.68x = 58,432.44 × 31,943.60
  4. Step 4: Simplify right side
    39,045.68x = 1,866,542,490.38
  5. Step 5: Solve for x
    x = 1,866,542,490.38/39,045.68
  6. Step 6: Final answer
    x = 47,804.07

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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.