Home / 51,820.39-77,729.72-23,341.50

Finding the Fourth Proportional to 51,820.39, 77,729.72 and 23,341.50

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Solution

The fourth proportional to 51,820.39, 77,729.72 and 23,341.50 is: 35,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,820.39 : 77,729.72 = 23,341.50 : x
  2. Step 2: Convert to fraction form
    51,820.39/77,729.72 = 23,341.50/x
  3. Step 3: Cross multiply
    51,820.39x = 77,729.72 × 23,341.50
  4. Step 4: Simplify right side
    51,820.39x = 1,814,328,259.38
  5. Step 5: Solve for x
    x = 1,814,328,259.38/51,820.39
  6. Step 6: Final answer
    x = 35,011.86

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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.