Home / 34,805.19-52,140.59-20,776.43

Finding the Fourth Proportional to 34,805.19, 52,140.59 and 20,776.43

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Solution

The fourth proportional to 34,805.19, 52,140.59 and 20,776.43 is: 31,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,805.19 : 52,140.59 = 20,776.43 : x
  2. Step 2: Convert to fraction form
    34,805.19/52,140.59 = 20,776.43/x
  3. Step 3: Cross multiply
    34,805.19x = 52,140.59 × 20,776.43
  4. Step 4: Simplify right side
    34,805.19x = 1,083,294,953.71
  5. Step 5: Solve for x
    x = 1,083,294,953.71/34,805.19
  6. Step 6: Final answer
    x = 31,124.52

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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.