Home / 28,807.53-39,754.80-16,060.35

Finding the Fourth Proportional to 28,807.53, 39,754.80 and 16,060.35

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Solution

The fourth proportional to 28,807.53, 39,754.80 and 16,060.35 is: 22,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807.53 : 39,754.80 = 16,060.35 : x
  2. Step 2: Convert to fraction form
    28,807.53/39,754.80 = 16,060.35/x
  3. Step 3: Cross multiply
    28,807.53x = 39,754.80 × 16,060.35
  4. Step 4: Simplify right side
    28,807.53x = 638,476,002.18
  5. Step 5: Solve for x
    x = 638,476,002.18/28,807.53
  6. Step 6: Final answer
    x = 22,163.51

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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.