Home / 28,117.24-38,800.71-16,184.41

Finding the Fourth Proportional to 28,117.24, 38,800.71 and 16,184.41

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Solution

The fourth proportional to 28,117.24, 38,800.71 and 16,184.41 is: 22,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,117.24 : 38,800.71 = 16,184.41 : x
  2. Step 2: Convert to fraction form
    28,117.24/38,800.71 = 16,184.41/x
  3. Step 3: Cross multiply
    28,117.24x = 38,800.71 × 16,184.41
  4. Step 4: Simplify right side
    28,117.24x = 627,966,598.93
  5. Step 5: Solve for x
    x = 627,966,598.93/28,117.24
  6. Step 6: Final answer
    x = 22,333.86

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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.