Home / 37,977.89-56,961.56-9,895.66

Finding the Fourth Proportional to 37,977.89, 56,961.56 and 9,895.66

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Solution

The fourth proportional to 37,977.89, 56,961.56 and 9,895.66 is: 14,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.89 : 56,961.56 = 9,895.66 : x
  2. Step 2: Convert to fraction form
    37,977.89/56,961.56 = 9,895.66/x
  3. Step 3: Cross multiply
    37,977.89x = 56,961.56 × 9,895.66
  4. Step 4: Simplify right side
    37,977.89x = 563,672,113.16
  5. Step 5: Solve for x
    x = 563,672,113.16/37,977.89
  6. Step 6: Final answer
    x = 14,842.11

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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.