Home / 23,381.88-35,071.56-7,587.69

Finding the Fourth Proportional to 23,381.88, 35,071.56 and 7,587.69

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Solution

The fourth proportional to 23,381.88, 35,071.56 and 7,587.69 is: 11,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.88 : 35,071.56 = 7,587.69 : x
  2. Step 2: Convert to fraction form
    23,381.88/35,071.56 = 7,587.69/x
  3. Step 3: Cross multiply
    23,381.88x = 35,071.56 × 7,587.69
  4. Step 4: Simplify right side
    23,381.88x = 266,112,125.10
  5. Step 5: Solve for x
    x = 266,112,125.10/23,381.88
  6. Step 6: Final answer
    x = 11,381.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.