Home / 39,508.72-59,309.40-31,194.32

Finding the Fourth Proportional to 39,508.72, 59,309.40 and 31,194.32

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Solution

The fourth proportional to 39,508.72, 59,309.40 and 31,194.32 is: 46,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.72 : 59,309.40 = 31,194.32 : x
  2. Step 2: Convert to fraction form
    39,508.72/59,309.40 = 31,194.32/x
  3. Step 3: Cross multiply
    39,508.72x = 59,309.40 × 31,194.32
  4. Step 4: Simplify right side
    39,508.72x = 1,850,116,402.61
  5. Step 5: Solve for x
    x = 1,850,116,402.61/39,508.72
  6. Step 6: Final answer
    x = 46,828.05

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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.