Home / 15,336.12-23,007.54-4,947.72

Finding the Fourth Proportional to 15,336.12, 23,007.54 and 4,947.72

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Solution

The fourth proportional to 15,336.12, 23,007.54 and 4,947.72 is: 7,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.12 : 23,007.54 = 4,947.72 : x
  2. Step 2: Convert to fraction form
    15,336.12/23,007.54 = 4,947.72/x
  3. Step 3: Cross multiply
    15,336.12x = 23,007.54 × 4,947.72
  4. Step 4: Simplify right side
    15,336.12x = 113,834,865.81
  5. Step 5: Solve for x
    x = 113,834,865.81/15,336.12
  6. Step 6: Final answer
    x = 7,422.66

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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.