Home / 52,780.41-79,060.46-31,653.45

Finding the Fourth Proportional to 52,780.41, 79,060.46 and 31,653.45

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Solution

The fourth proportional to 52,780.41, 79,060.46 and 31,653.45 is: 47,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,780.41 : 79,060.46 = 31,653.45 : x
  2. Step 2: Convert to fraction form
    52,780.41/79,060.46 = 31,653.45/x
  3. Step 3: Cross multiply
    52,780.41x = 79,060.46 × 31,653.45
  4. Step 4: Simplify right side
    52,780.41x = 2,502,536,159.32
  5. Step 5: Solve for x
    x = 2,502,536,159.32/52,780.41
  6. Step 6: Final answer
    x = 47,414.11

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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.