Home / 15,336.57-23,009.71-5,475.63

Finding the Fourth Proportional to 15,336.57, 23,009.71 and 5,475.63

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Solution

The fourth proportional to 15,336.57, 23,009.71 and 5,475.63 is: 8,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.57 : 23,009.71 = 5,475.63 : x
  2. Step 2: Convert to fraction form
    15,336.57/23,009.71 = 5,475.63/x
  3. Step 3: Cross multiply
    15,336.57x = 23,009.71 × 5,475.63
  4. Step 4: Simplify right side
    15,336.57x = 125,992,658.37
  5. Step 5: Solve for x
    x = 125,992,658.37/15,336.57
  6. Step 6: Final answer
    x = 8,215.18

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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.