Home / 35,253.95-52,857.27-13,887.13

Finding the Fourth Proportional to 35,253.95, 52,857.27 and 13,887.13

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Solution

The fourth proportional to 35,253.95, 52,857.27 and 13,887.13 is: 20,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,253.95 : 52,857.27 = 13,887.13 : x
  2. Step 2: Convert to fraction form
    35,253.95/52,857.27 = 13,887.13/x
  3. Step 3: Cross multiply
    35,253.95x = 52,857.27 × 13,887.13
  4. Step 4: Simplify right side
    35,253.95x = 734,035,779.94
  5. Step 5: Solve for x
    x = 734,035,779.94/35,253.95
  6. Step 6: Final answer
    x = 20,821.38

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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.