Home / 58,374.07-87,521.11-20,933.34

Finding the Fourth Proportional to 58,374.07, 87,521.11 and 20,933.34

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Solution

The fourth proportional to 58,374.07, 87,521.11 and 20,933.34 is: 31,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,374.07 : 87,521.11 = 20,933.34 : x
  2. Step 2: Convert to fraction form
    58,374.07/87,521.11 = 20,933.34/x
  3. Step 3: Cross multiply
    58,374.07x = 87,521.11 × 20,933.34
  4. Step 4: Simplify right side
    58,374.07x = 1,832,108,772.27
  5. Step 5: Solve for x
    x = 1,832,108,772.27/58,374.07
  6. Step 6: Final answer
    x = 31,385.66

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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.