Home / 51,285.18-70,717.75-33,346.92

Finding the Fourth Proportional to 51,285.18, 70,717.75 and 33,346.92

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Solution

The fourth proportional to 51,285.18, 70,717.75 and 33,346.92 is: 45,982.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,285.18 : 70,717.75 = 33,346.92 : x
  2. Step 2: Convert to fraction form
    51,285.18/70,717.75 = 33,346.92/x
  3. Step 3: Cross multiply
    51,285.18x = 70,717.75 × 33,346.92
  4. Step 4: Simplify right side
    51,285.18x = 2,358,219,016.72
  5. Step 5: Solve for x
    x = 2,358,219,016.72/51,285.18
  6. Step 6: Final answer
    x = 45,982.47

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Double scale
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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.