Home / 28,506.13-39,341.89-16,569.47

Finding the Fourth Proportional to 28,506.13, 39,341.89 and 16,569.47

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Solution

The fourth proportional to 28,506.13, 39,341.89 and 16,569.47 is: 22,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,506.13 : 39,341.89 = 16,569.47 : x
  2. Step 2: Convert to fraction form
    28,506.13/39,341.89 = 16,569.47/x
  3. Step 3: Cross multiply
    28,506.13x = 39,341.89 × 16,569.47
  4. Step 4: Simplify right side
    28,506.13x = 651,874,291.96
  5. Step 5: Solve for x
    x = 651,874,291.96/28,506.13
  6. Step 6: Final answer
    x = 22,867.86

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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.