Home / 53,284.66-73,535.28-30,630.98

Finding the Fourth Proportional to 53,284.66, 73,535.28 and 30,630.98

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Solution

The fourth proportional to 53,284.66, 73,535.28 and 30,630.98 is: 42,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,284.66 : 73,535.28 = 30,630.98 : x
  2. Step 2: Convert to fraction form
    53,284.66/73,535.28 = 30,630.98/x
  3. Step 3: Cross multiply
    53,284.66x = 73,535.28 × 30,630.98
  4. Step 4: Simplify right side
    53,284.66x = 2,252,457,759.95
  5. Step 5: Solve for x
    x = 2,252,457,759.95/53,284.66
  6. Step 6: Final answer
    x = 42,272.16

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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.