Home / 51,708.89-71,356.65-29,050.35

Finding the Fourth Proportional to 51,708.89, 71,356.65 and 29,050.35

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Solution

The fourth proportional to 51,708.89, 71,356.65 and 29,050.35 is: 40,088.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,708.89 : 71,356.65 = 29,050.35 : x
  2. Step 2: Convert to fraction form
    51,708.89/71,356.65 = 29,050.35/x
  3. Step 3: Cross multiply
    51,708.89x = 71,356.65 × 29,050.35
  4. Step 4: Simplify right side
    51,708.89x = 2,072,935,657.33
  5. Step 5: Solve for x
    x = 2,072,935,657.33/51,708.89
  6. Step 6: Final answer
    x = 40,088.58

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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.