Home / 17,690.40-26,535.60-16,264.80

Finding the Fourth Proportional to 17,690.40, 26,535.60 and 16,264.80

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Solution

The fourth proportional to 17,690.40, 26,535.60 and 16,264.80 is: 24,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.40 : 26,535.60 = 16,264.80 : x
  2. Step 2: Convert to fraction form
    17,690.40/26,535.60 = 16,264.80/x
  3. Step 3: Cross multiply
    17,690.40x = 26,535.60 × 16,264.80
  4. Step 4: Simplify right side
    17,690.40x = 431,596,226.88
  5. Step 5: Solve for x
    x = 431,596,226.88/17,690.40
  6. Step 6: Final answer
    x = 24,397.20

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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.