Home / 34,955.45-52,335.48-18,887.43

Finding the Fourth Proportional to 34,955.45, 52,335.48 and 18,887.43

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Solution

The fourth proportional to 34,955.45, 52,335.48 and 18,887.43 is: 28,278.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,955.45 : 52,335.48 = 18,887.43 : x
  2. Step 2: Convert to fraction form
    34,955.45/52,335.48 = 18,887.43/x
  3. Step 3: Cross multiply
    34,955.45x = 52,335.48 × 18,887.43
  4. Step 4: Simplify right side
    34,955.45x = 988,482,715.02
  5. Step 5: Solve for x
    x = 988,482,715.02/34,955.45
  6. Step 6: Final answer
    x = 28,278.36

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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.