Home / 15,935.30-23,903.08-5,539.76

Finding the Fourth Proportional to 15,935.30, 23,903.08 and 5,539.76

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Solution

The fourth proportional to 15,935.30, 23,903.08 and 5,539.76 is: 8,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.30 : 23,903.08 = 5,539.76 : x
  2. Step 2: Convert to fraction form
    15,935.30/23,903.08 = 5,539.76/x
  3. Step 3: Cross multiply
    15,935.30x = 23,903.08 × 5,539.76
  4. Step 4: Simplify right side
    15,935.30x = 132,417,326.46
  5. Step 5: Solve for x
    x = 132,417,326.46/15,935.30
  6. Step 6: Final answer
    x = 8,309.69

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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.