Home / 55,539.13-76,564.27-39,595.90

Finding the Fourth Proportional to 55,539.13, 76,564.27 and 39,595.90

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Solution

The fourth proportional to 55,539.13, 76,564.27 and 39,595.90 is: 54,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,539.13 : 76,564.27 = 39,595.90 : x
  2. Step 2: Convert to fraction form
    55,539.13/76,564.27 = 39,595.90/x
  3. Step 3: Cross multiply
    55,539.13x = 76,564.27 × 39,595.90
  4. Step 4: Simplify right side
    55,539.13x = 3,031,631,178.49
  5. Step 5: Solve for x
    x = 3,031,631,178.49/55,539.13
  6. Step 6: Final answer
    x = 54,585.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.