Home / 28,840.17-39,800.03-16,264.92

Finding the Fourth Proportional to 28,840.17, 39,800.03 and 16,264.92

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Solution

The fourth proportional to 28,840.17, 39,800.03 and 16,264.92 is: 22,445.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840.17 : 39,800.03 = 16,264.92 : x
  2. Step 2: Convert to fraction form
    28,840.17/39,800.03 = 16,264.92/x
  3. Step 3: Cross multiply
    28,840.17x = 39,800.03 × 16,264.92
  4. Step 4: Simplify right side
    28,840.17x = 647,344,222.62
  5. Step 5: Solve for x
    x = 647,344,222.62/28,840.17
  6. Step 6: Final answer
    x = 22,445.92

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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.