Home / 13,348.91-20,023.55-3,488.18

Finding the Fourth Proportional to 13,348.91, 20,023.55 and 3,488.18

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Solution

The fourth proportional to 13,348.91, 20,023.55 and 3,488.18 is: 5,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.91 : 20,023.55 = 3,488.18 : x
  2. Step 2: Convert to fraction form
    13,348.91/20,023.55 = 3,488.18/x
  3. Step 3: Cross multiply
    13,348.91x = 20,023.55 × 3,488.18
  4. Step 4: Simplify right side
    13,348.91x = 69,845,779.26
  5. Step 5: Solve for x
    x = 69,845,779.26/13,348.91
  6. Step 6: Final answer
    x = 5,232.32

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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.