Home / 39,365.30-59,042.40-11,287.74

Finding the Fourth Proportional to 39,365.30, 59,042.40 and 11,287.74

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Solution

The fourth proportional to 39,365.30, 59,042.40 and 11,287.74 is: 16,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365.30 : 59,042.40 = 11,287.74 : x
  2. Step 2: Convert to fraction form
    39,365.30/59,042.40 = 11,287.74/x
  3. Step 3: Cross multiply
    39,365.30x = 59,042.40 × 11,287.74
  4. Step 4: Simplify right side
    39,365.30x = 666,455,260.18
  5. Step 5: Solve for x
    x = 666,455,260.18/39,365.30
  6. Step 6: Final answer
    x = 16,930.02

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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.