Home / 26,412.60-39,624.84-9,772.65

Finding the Fourth Proportional to 26,412.60, 39,624.84 and 9,772.65

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Solution

The fourth proportional to 26,412.60, 39,624.84 and 9,772.65 is: 14,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,412.60 : 39,624.84 = 9,772.65 : x
  2. Step 2: Convert to fraction form
    26,412.60/39,624.84 = 9,772.65/x
  3. Step 3: Cross multiply
    26,412.60x = 39,624.84 × 9,772.65
  4. Step 4: Simplify right side
    26,412.60x = 387,239,692.63
  5. Step 5: Solve for x
    x = 387,239,692.63/26,412.60
  6. Step 6: Final answer
    x = 14,661.17

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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.