Home / 35,764.53-49,350.02-21,421.01

Finding the Fourth Proportional to 35,764.53, 49,350.02 and 21,421.01

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Solution

The fourth proportional to 35,764.53, 49,350.02 and 21,421.01 is: 29,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,764.53 : 49,350.02 = 21,421.01 : x
  2. Step 2: Convert to fraction form
    35,764.53/49,350.02 = 21,421.01/x
  3. Step 3: Cross multiply
    35,764.53x = 49,350.02 × 21,421.01
  4. Step 4: Simplify right side
    35,764.53x = 1,057,126,918.07
  5. Step 5: Solve for x
    x = 1,057,126,918.07/35,764.53
  6. Step 6: Final answer
    x = 29,557.97

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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.