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Finding the Fourth Proportional to 58,595.48, 87,820.12 and 28,584.98

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Solution

The fourth proportional to 58,595.48, 87,820.12 and 28,584.98 is: 42,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,595.48 : 87,820.12 = 28,584.98 : x
  2. Step 2: Convert to fraction form
    58,595.48/87,820.12 = 28,584.98/x
  3. Step 3: Cross multiply
    58,595.48x = 87,820.12 × 28,584.98
  4. Step 4: Simplify right side
    58,595.48x = 2,510,336,373.80
  5. Step 5: Solve for x
    x = 2,510,336,373.80/58,595.48
  6. Step 6: Final answer
    x = 42,841.81

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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.