Home / 35,899.98-49,530.33-19,981.32

Finding the Fourth Proportional to 35,899.98, 49,530.33 and 19,981.32

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Solution

The fourth proportional to 35,899.98, 49,530.33 and 19,981.32 is: 27,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,899.98 : 49,530.33 = 19,981.32 : x
  2. Step 2: Convert to fraction form
    35,899.98/49,530.33 = 19,981.32/x
  3. Step 3: Cross multiply
    35,899.98x = 49,530.33 × 19,981.32
  4. Step 4: Simplify right side
    35,899.98x = 989,681,373.44
  5. Step 5: Solve for x
    x = 989,681,373.44/35,899.98
  6. Step 6: Final answer
    x = 27,567.74

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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.