Home / 16,822.80-23,210.73-10,852.20

Finding the Fourth Proportional to 16,822.80, 23,210.73 and 10,852.20

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Solution

The fourth proportional to 16,822.80, 23,210.73 and 10,852.20 is: 14,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.80 : 23,210.73 = 10,852.20 : x
  2. Step 2: Convert to fraction form
    16,822.80/23,210.73 = 10,852.20/x
  3. Step 3: Cross multiply
    16,822.80x = 23,210.73 × 10,852.20
  4. Step 4: Simplify right side
    16,822.80x = 251,887,484.11
  5. Step 5: Solve for x
    x = 251,887,484.11/16,822.80
  6. Step 6: Final answer
    x = 14,972.98

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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.