Home / 35,804.08-49,402.12-21,654.16

Finding the Fourth Proportional to 35,804.08, 49,402.12 and 21,654.16

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Solution

The fourth proportional to 35,804.08, 49,402.12 and 21,654.16 is: 29,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804.08 : 49,402.12 = 21,654.16 : x
  2. Step 2: Convert to fraction form
    35,804.08/49,402.12 = 21,654.16/x
  3. Step 3: Cross multiply
    35,804.08x = 49,402.12 × 21,654.16
  4. Step 4: Simplify right side
    35,804.08x = 1,069,761,410.82
  5. Step 5: Solve for x
    x = 1,069,761,410.82/35,804.08
  6. Step 6: Final answer
    x = 29,878.20

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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.