Home / 26,588.40-39,870.41-9,051.09

Finding the Fourth Proportional to 26,588.40, 39,870.41 and 9,051.09

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Solution

The fourth proportional to 26,588.40, 39,870.41 and 9,051.09 is: 13,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,588.40 : 39,870.41 = 9,051.09 : x
  2. Step 2: Convert to fraction form
    26,588.40/39,870.41 = 9,051.09/x
  3. Step 3: Cross multiply
    26,588.40x = 39,870.41 × 9,051.09
  4. Step 4: Simplify right side
    26,588.40x = 360,870,623.99
  5. Step 5: Solve for x
    x = 360,870,623.99/26,588.40
  6. Step 6: Final answer
    x = 13,572.48

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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.