Home / 22,416.08-30,928.75-14,758.54

Finding the Fourth Proportional to 22,416.08, 30,928.75 and 14,758.54

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Solution

The fourth proportional to 22,416.08, 30,928.75 and 14,758.54 is: 20,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,416.08 : 30,928.75 = 14,758.54 : x
  2. Step 2: Convert to fraction form
    22,416.08/30,928.75 = 14,758.54/x
  3. Step 3: Cross multiply
    22,416.08x = 30,928.75 × 14,758.54
  4. Step 4: Simplify right side
    22,416.08x = 456,463,194.03
  5. Step 5: Solve for x
    x = 456,463,194.03/22,416.08
  6. Step 6: Final answer
    x = 20,363.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.