Home / 16,677.13-23,015.03-9,123.01

Finding the Fourth Proportional to 16,677.13, 23,015.03 and 9,123.01

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Solution

The fourth proportional to 16,677.13, 23,015.03 and 9,123.01 is: 12,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.13 : 23,015.03 = 9,123.01 : x
  2. Step 2: Convert to fraction form
    16,677.13/23,015.03 = 9,123.01/x
  3. Step 3: Cross multiply
    16,677.13x = 23,015.03 × 9,123.01
  4. Step 4: Simplify right side
    16,677.13x = 209,966,348.84
  5. Step 5: Solve for x
    x = 209,966,348.84/16,677.13
  6. Step 6: Final answer
    x = 12,590.08

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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.