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Finding the Fourth Proportional to 58,530.58, 80,772.10 and 33,042.32

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Solution

The fourth proportional to 58,530.58, 80,772.10 and 33,042.32 is: 45,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,530.58 : 80,772.10 = 33,042.32 : x
  2. Step 2: Convert to fraction form
    58,530.58/80,772.10 = 33,042.32/x
  3. Step 3: Cross multiply
    58,530.58x = 80,772.10 × 33,042.32
  4. Step 4: Simplify right side
    58,530.58x = 2,668,897,575.27
  5. Step 5: Solve for x
    x = 2,668,897,575.27/58,530.58
  6. Step 6: Final answer
    x = 45,598.34

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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.