Home / 54,256.32-74,875.86-30,382.79

Finding the Fourth Proportional to 54,256.32, 74,875.86 and 30,382.79

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Solution

The fourth proportional to 54,256.32, 74,875.86 and 30,382.79 is: 41,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256.32 : 74,875.86 = 30,382.79 : x
  2. Step 2: Convert to fraction form
    54,256.32/74,875.86 = 30,382.79/x
  3. Step 3: Cross multiply
    54,256.32x = 74,875.86 × 30,382.79
  4. Step 4: Simplify right side
    54,256.32x = 2,274,937,156.07
  5. Step 5: Solve for x
    x = 2,274,937,156.07/54,256.32
  6. Step 6: Final answer
    x = 41,929.44

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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.