Home / 28,852.11-39,830.00-22,864.59

Finding the Fourth Proportional to 28,852.11, 39,830.00 and 22,864.59

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Solution

The fourth proportional to 28,852.11, 39,830.00 and 22,864.59 is: 31,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.11 : 39,830.00 = 22,864.59 : x
  2. Step 2: Convert to fraction form
    28,852.11/39,830.00 = 22,864.59/x
  3. Step 3: Cross multiply
    28,852.11x = 39,830.00 × 22,864.59
  4. Step 4: Simplify right side
    28,852.11x = 910,696,505.38
  5. Step 5: Solve for x
    x = 910,696,505.38/28,852.11
  6. Step 6: Final answer
    x = 31,564.29

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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.