Home / 28,535.40-39,377.70-16,599.08

Finding the Fourth Proportional to 28,535.40, 39,377.70 and 16,599.08

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Solution

The fourth proportional to 28,535.40, 39,377.70 and 16,599.08 is: 22,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,535.40 : 39,377.70 = 16,599.08 : x
  2. Step 2: Convert to fraction form
    28,535.40/39,377.70 = 16,599.08/x
  3. Step 3: Cross multiply
    28,535.40x = 39,377.70 × 16,599.08
  4. Step 4: Simplify right side
    28,535.40x = 653,633,592.52
  5. Step 5: Solve for x
    x = 653,633,592.52/28,535.40
  6. Step 6: Final answer
    x = 22,906.06

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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.