Home / 28,770.93-39,726.41-22,501.17

Finding the Fourth Proportional to 28,770.93, 39,726.41 and 22,501.17

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Solution

The fourth proportional to 28,770.93, 39,726.41 and 22,501.17 is: 31,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.93 : 39,726.41 = 22,501.17 : x
  2. Step 2: Convert to fraction form
    28,770.93/39,726.41 = 22,501.17/x
  3. Step 3: Cross multiply
    28,770.93x = 39,726.41 × 22,501.17
  4. Step 4: Simplify right side
    28,770.93x = 893,890,704.90
  5. Step 5: Solve for x
    x = 893,890,704.90/28,770.93
  6. Step 6: Final answer
    x = 31,069.23

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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.