Home / 27,185.61-37,510.94-16,428.30

Finding the Fourth Proportional to 27,185.61, 37,510.94 and 16,428.30

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Solution

The fourth proportional to 27,185.61, 37,510.94 and 16,428.30 is: 22,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.61 : 37,510.94 = 16,428.30 : x
  2. Step 2: Convert to fraction form
    27,185.61/37,510.94 = 16,428.30/x
  3. Step 3: Cross multiply
    27,185.61x = 37,510.94 × 16,428.30
  4. Step 4: Simplify right side
    27,185.61x = 616,240,893.46
  5. Step 5: Solve for x
    x = 616,240,893.46/27,185.61
  6. Step 6: Final answer
    x = 22,667.91

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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.