Home / 54,007.32-74,518.20-31,333.20

Finding the Fourth Proportional to 54,007.32, 74,518.20 and 31,333.20

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Solution

The fourth proportional to 54,007.32, 74,518.20 and 31,333.20 is: 43,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,007.32 : 74,518.20 = 31,333.20 : x
  2. Step 2: Convert to fraction form
    54,007.32/74,518.20 = 31,333.20/x
  3. Step 3: Cross multiply
    54,007.32x = 74,518.20 × 31,333.20
  4. Step 4: Simplify right side
    54,007.32x = 2,334,893,664.24
  5. Step 5: Solve for x
    x = 2,334,893,664.24/54,007.32
  6. Step 6: Final answer
    x = 43,232.91

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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.