Home / 53,803.47-74,246.28-29,931.75

Finding the Fourth Proportional to 53,803.47, 74,246.28 and 29,931.75

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Solution

The fourth proportional to 53,803.47, 74,246.28 and 29,931.75 is: 41,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,803.47 : 74,246.28 = 29,931.75 : x
  2. Step 2: Convert to fraction form
    53,803.47/74,246.28 = 29,931.75/x
  3. Step 3: Cross multiply
    53,803.47x = 74,246.28 × 29,931.75
  4. Step 4: Simplify right side
    53,803.47x = 2,222,321,091.39
  5. Step 5: Solve for x
    x = 2,222,321,091.39/53,803.47
  6. Step 6: Final answer
    x = 41,304.42

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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.