Home / 16,895.06-23,305.83-9,820.70

Finding the Fourth Proportional to 16,895.06, 23,305.83 and 9,820.70

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Solution

The fourth proportional to 16,895.06, 23,305.83 and 9,820.70 is: 13,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.06 : 23,305.83 = 9,820.70 : x
  2. Step 2: Convert to fraction form
    16,895.06/23,305.83 = 9,820.70/x
  3. Step 3: Cross multiply
    16,895.06x = 23,305.83 × 9,820.70
  4. Step 4: Simplify right side
    16,895.06x = 228,879,564.68
  5. Step 5: Solve for x
    x = 228,879,564.68/16,895.06
  6. Step 6: Final answer
    x = 13,547.13

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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.