Home / 53,599.10-73,954.93-30,933.28

Finding the Fourth Proportional to 53,599.10, 73,954.93 and 30,933.28

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Solution

The fourth proportional to 53,599.10, 73,954.93 and 30,933.28 is: 42,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,599.10 : 73,954.93 = 30,933.28 : x
  2. Step 2: Convert to fraction form
    53,599.10/73,954.93 = 30,933.28/x
  3. Step 3: Cross multiply
    53,599.10x = 73,954.93 × 30,933.28
  4. Step 4: Simplify right side
    53,599.10x = 2,287,668,410.85
  5. Step 5: Solve for x
    x = 2,287,668,410.85/53,599.10
  6. Step 6: Final answer
    x = 42,681.10

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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.