Home / 26,314.72-39,441.40-9,662.20

Finding the Fourth Proportional to 26,314.72, 39,441.40 and 9,662.20

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Solution

The fourth proportional to 26,314.72, 39,441.40 and 9,662.20 is: 14,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,314.72 : 39,441.40 = 9,662.20 : x
  2. Step 2: Convert to fraction form
    26,314.72/39,441.40 = 9,662.20/x
  3. Step 3: Cross multiply
    26,314.72x = 39,441.40 × 9,662.20
  4. Step 4: Simplify right side
    26,314.72x = 381,090,695.08
  5. Step 5: Solve for x
    x = 381,090,695.08/26,314.72
  6. Step 6: Final answer
    x = 14,482.03

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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.