Home / 28,877.51-43,313.33-19,577.30

Finding the Fourth Proportional to 28,877.51, 43,313.33 and 19,577.30

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Solution

The fourth proportional to 28,877.51, 43,313.33 and 19,577.30 is: 29,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.51 : 43,313.33 = 19,577.30 : x
  2. Step 2: Convert to fraction form
    28,877.51/43,313.33 = 19,577.30/x
  3. Step 3: Cross multiply
    28,877.51x = 43,313.33 × 19,577.30
  4. Step 4: Simplify right side
    28,877.51x = 847,957,887.79
  5. Step 5: Solve for x
    x = 847,957,887.79/28,877.51
  6. Step 6: Final answer
    x = 29,363.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.