Home / 51,980.31-77,905.71-23,870.48

Finding the Fourth Proportional to 51,980.31, 77,905.71 and 23,870.48

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Solution

The fourth proportional to 51,980.31, 77,905.71 and 23,870.48 is: 35,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,980.31 : 77,905.71 = 23,870.48 : x
  2. Step 2: Convert to fraction form
    51,980.31/77,905.71 = 23,870.48/x
  3. Step 3: Cross multiply
    51,980.31x = 77,905.71 × 23,870.48
  4. Step 4: Simplify right side
    51,980.31x = 1,859,646,302.91
  5. Step 5: Solve for x
    x = 1,859,646,302.91/51,980.31
  6. Step 6: Final answer
    x = 35,775.98

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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.