Home / 16,721.10-25,081.65-14,906.70

Finding the Fourth Proportional to 16,721.10, 25,081.65 and 14,906.70

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Solution

The fourth proportional to 16,721.10, 25,081.65 and 14,906.70 is: 22,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.10 : 25,081.65 = 14,906.70 : x
  2. Step 2: Convert to fraction form
    16,721.10/25,081.65 = 14,906.70/x
  3. Step 3: Cross multiply
    16,721.10x = 25,081.65 × 14,906.70
  4. Step 4: Simplify right side
    16,721.10x = 373,884,632.06
  5. Step 5: Solve for x
    x = 373,884,632.06/16,721.10
  6. Step 6: Final answer
    x = 22,360.05

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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.