Home / 26,590.80-39,809.40-16,222.80

Finding the Fourth Proportional to 26,590.80, 39,809.40 and 16,222.80

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Solution

The fourth proportional to 26,590.80, 39,809.40 and 16,222.80 is: 24,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590.80 : 39,809.40 = 16,222.80 : x
  2. Step 2: Convert to fraction form
    26,590.80/39,809.40 = 16,222.80/x
  3. Step 3: Cross multiply
    26,590.80x = 39,809.40 × 16,222.80
  4. Step 4: Simplify right side
    26,590.80x = 645,819,934.32
  5. Step 5: Solve for x
    x = 645,819,934.32/26,590.80
  6. Step 6: Final answer
    x = 24,287.35

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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.