Home / 51,281.08-76,875.98-27,601.40

Finding the Fourth Proportional to 51,281.08, 76,875.98 and 27,601.40

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Solution

The fourth proportional to 51,281.08, 76,875.98 and 27,601.40 is: 41,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281.08 : 76,875.98 = 27,601.40 : x
  2. Step 2: Convert to fraction form
    51,281.08/76,875.98 = 27,601.40/x
  3. Step 3: Cross multiply
    51,281.08x = 76,875.98 × 27,601.40
  4. Step 4: Simplify right side
    51,281.08x = 2,121,884,674.37
  5. Step 5: Solve for x
    x = 2,121,884,674.37/51,281.08
  6. Step 6: Final answer
    x = 41,377.53

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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.