Home / 11,823.13-16,306.70-7,574.59

Finding the Fourth Proportional to 11,823.13, 16,306.70 and 7,574.59

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Solution

The fourth proportional to 11,823.13, 16,306.70 and 7,574.59 is: 10,447.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.13 : 16,306.70 = 7,574.59 : x
  2. Step 2: Convert to fraction form
    11,823.13/16,306.70 = 7,574.59/x
  3. Step 3: Cross multiply
    11,823.13x = 16,306.70 × 7,574.59
  4. Step 4: Simplify right side
    11,823.13x = 123,516,506.06
  5. Step 5: Solve for x
    x = 123,516,506.06/11,823.13
  6. Step 6: Final answer
    x = 10,447.02

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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.