Home / 35,763.04-49,347.94-21,419.51

Finding the Fourth Proportional to 35,763.04, 49,347.94 and 21,419.51

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Solution

The fourth proportional to 35,763.04, 49,347.94 and 21,419.51 is: 29,555.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,763.04 : 49,347.94 = 21,419.51 : x
  2. Step 2: Convert to fraction form
    35,763.04/49,347.94 = 21,419.51/x
  3. Step 3: Cross multiply
    35,763.04x = 49,347.94 × 21,419.51
  4. Step 4: Simplify right side
    35,763.04x = 1,057,008,494.42
  5. Step 5: Solve for x
    x = 1,057,008,494.42/35,763.04
  6. Step 6: Final answer
    x = 29,555.89

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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.