Home / 16,864.66-23,276.37-9,698.77

Finding the Fourth Proportional to 16,864.66, 23,276.37 and 9,698.77

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Solution

The fourth proportional to 16,864.66, 23,276.37 and 9,698.77 is: 13,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.66 : 23,276.37 = 9,698.77 : x
  2. Step 2: Convert to fraction form
    16,864.66/23,276.37 = 9,698.77/x
  3. Step 3: Cross multiply
    16,864.66x = 23,276.37 × 9,698.77
  4. Step 4: Simplify right side
    16,864.66x = 225,752,159.06
  5. Step 5: Solve for x
    x = 225,752,159.06/16,864.66
  6. Step 6: Final answer
    x = 13,386.11

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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.