Home / 38,985.41-58,484.42-15,280.10

Finding the Fourth Proportional to 38,985.41, 58,484.42 and 15,280.10

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Solution

The fourth proportional to 38,985.41, 58,484.42 and 15,280.10 is: 22,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,985.41 : 58,484.42 = 15,280.10 : x
  2. Step 2: Convert to fraction form
    38,985.41/58,484.42 = 15,280.10/x
  3. Step 3: Cross multiply
    38,985.41x = 58,484.42 × 15,280.10
  4. Step 4: Simplify right side
    38,985.41x = 893,647,417.22
  5. Step 5: Solve for x
    x = 893,647,417.22/38,985.41
  6. Step 6: Final answer
    x = 22,922.61

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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.