Home / 14,177.01-19,561.46-7,888.17

Finding the Fourth Proportional to 14,177.01, 19,561.46 and 7,888.17

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Solution

The fourth proportional to 14,177.01, 19,561.46 and 7,888.17 is: 10,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.01 : 19,561.46 = 7,888.17 : x
  2. Step 2: Convert to fraction form
    14,177.01/19,561.46 = 7,888.17/x
  3. Step 3: Cross multiply
    14,177.01x = 19,561.46 × 7,888.17
  4. Step 4: Simplify right side
    14,177.01x = 154,304,082.49
  5. Step 5: Solve for x
    x = 154,304,082.49/14,177.01
  6. Step 6: Final answer
    x = 10,884.11

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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.