Home / 17,559.40-26,339.10-4,412.20

Finding the Fourth Proportional to 17,559.40, 26,339.10 and 4,412.20

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Solution

The fourth proportional to 17,559.40, 26,339.10 and 4,412.20 is: 6,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,559.40 : 26,339.10 = 4,412.20 : x
  2. Step 2: Convert to fraction form
    17,559.40/26,339.10 = 4,412.20/x
  3. Step 3: Cross multiply
    17,559.40x = 26,339.10 × 4,412.20
  4. Step 4: Simplify right side
    17,559.40x = 116,213,377.02
  5. Step 5: Solve for x
    x = 116,213,377.02/17,559.40
  6. Step 6: Final answer
    x = 6,618.30

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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.