Home / 58,667.48-87,996.80-18,684.85

Finding the Fourth Proportional to 58,667.48, 87,996.80 and 18,684.85

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Solution

The fourth proportional to 58,667.48, 87,996.80 and 18,684.85 is: 28,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,667.48 : 87,996.80 = 18,684.85 : x
  2. Step 2: Convert to fraction form
    58,667.48/87,996.80 = 18,684.85/x
  3. Step 3: Cross multiply
    58,667.48x = 87,996.80 × 18,684.85
  4. Step 4: Simplify right side
    58,667.48x = 1,644,207,008.48
  5. Step 5: Solve for x
    x = 1,644,207,008.48/58,667.48
  6. Step 6: Final answer
    x = 28,025.87

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1.5x scale

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.