Home / 21,627.07-32,433.91-9,146.89

Finding the Fourth Proportional to 21,627.07, 32,433.91 and 9,146.89

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Solution

The fourth proportional to 21,627.07, 32,433.91 and 9,146.89 is: 13,717.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,627.07 : 32,433.91 = 9,146.89 : x
  2. Step 2: Convert to fraction form
    21,627.07/32,433.91 = 9,146.89/x
  3. Step 3: Cross multiply
    21,627.07x = 32,433.91 × 9,146.89
  4. Step 4: Simplify right side
    21,627.07x = 296,669,407.04
  5. Step 5: Solve for x
    x = 296,669,407.04/21,627.07
  6. Step 6: Final answer
    x = 13,717.50

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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.