Home / 39,740.76-54,856.66-26,316.38

Finding the Fourth Proportional to 39,740.76, 54,856.66 and 26,316.38

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Solution

The fourth proportional to 39,740.76, 54,856.66 and 26,316.38 is: 36,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,740.76 : 54,856.66 = 26,316.38 : x
  2. Step 2: Convert to fraction form
    39,740.76/54,856.66 = 26,316.38/x
  3. Step 3: Cross multiply
    39,740.76x = 54,856.66 × 26,316.38
  4. Step 4: Simplify right side
    39,740.76x = 1,443,628,710.09
  5. Step 5: Solve for x
    x = 1,443,628,710.09/39,740.76
  6. Step 6: Final answer
    x = 36,326.15

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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.