Home / 15,699.80-23,535.06-5,304.28

Finding the Fourth Proportional to 15,699.80, 23,535.06 and 5,304.28

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Solution

The fourth proportional to 15,699.80, 23,535.06 and 5,304.28 is: 7,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,699.80 : 23,535.06 = 5,304.28 : x
  2. Step 2: Convert to fraction form
    15,699.80/23,535.06 = 5,304.28/x
  3. Step 3: Cross multiply
    15,699.80x = 23,535.06 × 5,304.28
  4. Step 4: Simplify right side
    15,699.80x = 124,836,548.06
  5. Step 5: Solve for x
    x = 124,836,548.06/15,699.80
  6. Step 6: Final answer
    x = 7,951.47

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1.5x scale

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.