Home / 28,807.52-39,754.14-16,060.55

Finding the Fourth Proportional to 28,807.52, 39,754.14 and 16,060.55

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Solution

The fourth proportional to 28,807.52, 39,754.14 and 16,060.55 is: 22,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807.52 : 39,754.14 = 16,060.55 : x
  2. Step 2: Convert to fraction form
    28,807.52/39,754.14 = 16,060.55/x
  3. Step 3: Cross multiply
    28,807.52x = 39,754.14 × 16,060.55
  4. Step 4: Simplify right side
    28,807.52x = 638,473,353.18
  5. Step 5: Solve for x
    x = 638,473,353.18/28,807.52
  6. Step 6: Final answer
    x = 22,163.43

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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.