Home / 35,588.22-49,111.73-21,443.81

Finding the Fourth Proportional to 35,588.22, 49,111.73 and 21,443.81

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Solution

The fourth proportional to 35,588.22, 49,111.73 and 21,443.81 is: 29,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,588.22 : 49,111.73 = 21,443.81 : x
  2. Step 2: Convert to fraction form
    35,588.22/49,111.73 = 21,443.81/x
  3. Step 3: Cross multiply
    35,588.22x = 49,111.73 × 21,443.81
  4. Step 4: Simplify right side
    35,588.22x = 1,053,142,254.11
  5. Step 5: Solve for x
    x = 1,053,142,254.11/35,588.22
  6. Step 6: Final answer
    x = 29,592.44

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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.