Home / 53,782.28-74,218.27-29,252.48

Finding the Fourth Proportional to 53,782.28, 74,218.27 and 29,252.48

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Solution

The fourth proportional to 53,782.28, 74,218.27 and 29,252.48 is: 40,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,782.28 : 74,218.27 = 29,252.48 : x
  2. Step 2: Convert to fraction form
    53,782.28/74,218.27 = 29,252.48/x
  3. Step 3: Cross multiply
    53,782.28x = 74,218.27 × 29,252.48
  4. Step 4: Simplify right side
    53,782.28x = 2,171,068,014.59
  5. Step 5: Solve for x
    x = 2,171,068,014.59/53,782.28
  6. Step 6: Final answer
    x = 40,367.72

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1.5x scale

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.