Home / 35,904.98-49,551.04-20,802.40

Finding the Fourth Proportional to 35,904.98, 49,551.04 and 20,802.40

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Solution

The fourth proportional to 35,904.98, 49,551.04 and 20,802.40 is: 28,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.98 : 49,551.04 = 20,802.40 : x
  2. Step 2: Convert to fraction form
    35,904.98/49,551.04 = 20,802.40/x
  3. Step 3: Cross multiply
    35,904.98x = 49,551.04 × 20,802.40
  4. Step 4: Simplify right side
    35,904.98x = 1,030,780,456.62
  5. Step 5: Solve for x
    x = 1,030,780,456.62/35,904.98
  6. Step 6: Final answer
    x = 28,708.56

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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.