Home / 10,029.32-15,043.52-4,760.47

Finding the Fourth Proportional to 10,029.32, 15,043.52 and 4,760.47

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Solution

The fourth proportional to 10,029.32, 15,043.52 and 4,760.47 is: 7,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.32 : 15,043.52 = 4,760.47 : x
  2. Step 2: Convert to fraction form
    10,029.32/15,043.52 = 4,760.47/x
  3. Step 3: Cross multiply
    10,029.32x = 15,043.52 × 4,760.47
  4. Step 4: Simplify right side
    10,029.32x = 71,614,256.36
  5. Step 5: Solve for x
    x = 71,614,256.36/10,029.32
  6. Step 6: Final answer
    x = 7,140.49

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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.