Home / 42,071.11-58,039.71-26,749.45

Finding the Fourth Proportional to 42,071.11, 58,039.71 and 26,749.45

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Solution

The fourth proportional to 42,071.11, 58,039.71 and 26,749.45 is: 36,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,071.11 : 58,039.71 = 26,749.45 : x
  2. Step 2: Convert to fraction form
    42,071.11/58,039.71 = 26,749.45/x
  3. Step 3: Cross multiply
    42,071.11x = 58,039.71 × 26,749.45
  4. Step 4: Simplify right side
    42,071.11x = 1,552,530,320.66
  5. Step 5: Solve for x
    x = 1,552,530,320.66/42,071.11
  6. Step 6: Final answer
    x = 36,902.53

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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.