Home / 22,930.08-31,648.05-14,873.72

Finding the Fourth Proportional to 22,930.08, 31,648.05 and 14,873.72

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Solution

The fourth proportional to 22,930.08, 31,648.05 and 14,873.72 is: 20,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.08 : 31,648.05 = 14,873.72 : x
  2. Step 2: Convert to fraction form
    22,930.08/31,648.05 = 14,873.72/x
  3. Step 3: Cross multiply
    22,930.08x = 31,648.05 × 14,873.72
  4. Step 4: Simplify right side
    22,930.08x = 470,724,234.25
  5. Step 5: Solve for x
    x = 470,724,234.25/22,930.08
  6. Step 6: Final answer
    x = 20,528.68

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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.