Home / 12,352.68-18,521.40-4,559.40

Finding the Fourth Proportional to 12,352.68, 18,521.40 and 4,559.40

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Solution

The fourth proportional to 12,352.68, 18,521.40 and 4,559.40 is: 6,836.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.68 : 18,521.40 = 4,559.40 : x
  2. Step 2: Convert to fraction form
    12,352.68/18,521.40 = 4,559.40/x
  3. Step 3: Cross multiply
    12,352.68x = 18,521.40 × 4,559.40
  4. Step 4: Simplify right side
    12,352.68x = 84,446,471.16
  5. Step 5: Solve for x
    x = 84,446,471.16/12,352.68
  6. Step 6: Final answer
    x = 6,836.29

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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.