Home / 39,823.20-59,605.20-31,010.40

Finding the Fourth Proportional to 39,823.20, 59,605.20 and 31,010.40

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Solution

The fourth proportional to 39,823.20, 59,605.20 and 31,010.40 is: 46,414.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.20 : 59,605.20 = 31,010.40 : x
  2. Step 2: Convert to fraction form
    39,823.20/59,605.20 = 31,010.40/x
  3. Step 3: Cross multiply
    39,823.20x = 59,605.20 × 31,010.40
  4. Step 4: Simplify right side
    39,823.20x = 1,848,381,094.08
  5. Step 5: Solve for x
    x = 1,848,381,094.08/39,823.20
  6. Step 6: Final answer
    x = 46,414.68

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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.