Home / 15,828.66-23,751.09-6,475.59

Finding the Fourth Proportional to 15,828.66, 23,751.09 and 6,475.59

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Solution

The fourth proportional to 15,828.66, 23,751.09 and 6,475.59 is: 9,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,828.66 : 23,751.09 = 6,475.59 : x
  2. Step 2: Convert to fraction form
    15,828.66/23,751.09 = 6,475.59/x
  3. Step 3: Cross multiply
    15,828.66x = 23,751.09 × 6,475.59
  4. Step 4: Simplify right side
    15,828.66x = 153,802,320.89
  5. Step 5: Solve for x
    x = 153,802,320.89/15,828.66
  6. Step 6: Final answer
    x = 9,716.70

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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.