Home / 12,352.16-18,530.28-4,029.76

Finding the Fourth Proportional to 12,352.16, 18,530.28 and 4,029.76

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Solution

The fourth proportional to 12,352.16, 18,530.28 and 4,029.76 is: 6,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.16 : 18,530.28 = 4,029.76 : x
  2. Step 2: Convert to fraction form
    12,352.16/18,530.28 = 4,029.76/x
  3. Step 3: Cross multiply
    12,352.16x = 18,530.28 × 4,029.76
  4. Step 4: Simplify right side
    12,352.16x = 74,672,581.13
  5. Step 5: Solve for x
    x = 74,672,581.13/12,352.16
  6. Step 6: Final answer
    x = 6,045.31

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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.