Home / 27,950.17-38,557.68-16,611.64

Finding the Fourth Proportional to 27,950.17, 38,557.68 and 16,611.64

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Solution

The fourth proportional to 27,950.17, 38,557.68 and 16,611.64 is: 22,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.17 : 38,557.68 = 16,611.64 : x
  2. Step 2: Convert to fraction form
    27,950.17/38,557.68 = 16,611.64/x
  3. Step 3: Cross multiply
    27,950.17x = 38,557.68 × 16,611.64
  4. Step 4: Simplify right side
    27,950.17x = 640,506,203.00
  5. Step 5: Solve for x
    x = 640,506,203.00/27,950.17
  6. Step 6: Final answer
    x = 22,916.01

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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.