Home / 35,559.09-49,071.96-19,643.22

Finding the Fourth Proportional to 35,559.09, 49,071.96 and 19,643.22

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Solution

The fourth proportional to 35,559.09, 49,071.96 and 19,643.22 is: 27,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,559.09 : 49,071.96 = 19,643.22 : x
  2. Step 2: Convert to fraction form
    35,559.09/49,071.96 = 19,643.22/x
  3. Step 3: Cross multiply
    35,559.09x = 49,071.96 × 19,643.22
  4. Step 4: Simplify right side
    35,559.09x = 963,931,306.11
  5. Step 5: Solve for x
    x = 963,931,306.11/35,559.09
  6. Step 6: Final answer
    x = 27,107.87

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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.