Home / 35,894.41-49,534.28-19,978.52

Finding the Fourth Proportional to 35,894.41, 49,534.28 and 19,978.52

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Solution

The fourth proportional to 35,894.41, 49,534.28 and 19,978.52 is: 27,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,894.41 : 49,534.28 = 19,978.52 : x
  2. Step 2: Convert to fraction form
    35,894.41/49,534.28 = 19,978.52/x
  3. Step 3: Cross multiply
    35,894.41x = 49,534.28 × 19,978.52
  4. Step 4: Simplify right side
    35,894.41x = 989,621,331.02
  5. Step 5: Solve for x
    x = 989,621,331.02/35,894.41
  6. Step 6: Final answer
    x = 27,570.35

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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.