Home / 35,739.04-53,537.08-21,499.66

Finding the Fourth Proportional to 35,739.04, 53,537.08 and 21,499.66

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Solution

The fourth proportional to 35,739.04, 53,537.08 and 21,499.66 is: 32,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.04 : 53,537.08 = 21,499.66 : x
  2. Step 2: Convert to fraction form
    35,739.04/53,537.08 = 21,499.66/x
  3. Step 3: Cross multiply
    35,739.04x = 53,537.08 × 21,499.66
  4. Step 4: Simplify right side
    35,739.04x = 1,151,028,642.21
  5. Step 5: Solve for x
    x = 1,151,028,642.21/35,739.04
  6. Step 6: Final answer
    x = 32,206.48

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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.