Home / 34,643.08-51,959.40-9,680.50

Finding the Fourth Proportional to 34,643.08, 51,959.40 and 9,680.50

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Solution

The fourth proportional to 34,643.08, 51,959.40 and 9,680.50 is: 14,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,643.08 : 51,959.40 = 9,680.50 : x
  2. Step 2: Convert to fraction form
    34,643.08/51,959.40 = 9,680.50/x
  3. Step 3: Cross multiply
    34,643.08x = 51,959.40 × 9,680.50
  4. Step 4: Simplify right side
    34,643.08x = 502,992,971.70
  5. Step 5: Solve for x
    x = 502,992,971.70/34,643.08
  6. Step 6: Final answer
    x = 14,519.29

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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.