Home / 35,405.04-53,140.38-17,887.17

Finding the Fourth Proportional to 35,405.04, 53,140.38 and 17,887.17

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Solution

The fourth proportional to 35,405.04, 53,140.38 and 17,887.17 is: 26,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405.04 : 53,140.38 = 17,887.17 : x
  2. Step 2: Convert to fraction form
    35,405.04/53,140.38 = 17,887.17/x
  3. Step 3: Cross multiply
    35,405.04x = 53,140.38 × 17,887.17
  4. Step 4: Simplify right side
    35,405.04x = 950,531,010.92
  5. Step 5: Solve for x
    x = 950,531,010.92/35,405.04
  6. Step 6: Final answer
    x = 26,847.34

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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.