Home / 54,639.54-75,403.95-30,767.02

Finding the Fourth Proportional to 54,639.54, 75,403.95 and 30,767.02

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Solution

The fourth proportional to 54,639.54, 75,403.95 and 30,767.02 is: 42,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,639.54 : 75,403.95 = 30,767.02 : x
  2. Step 2: Convert to fraction form
    54,639.54/75,403.95 = 30,767.02/x
  3. Step 3: Cross multiply
    54,639.54x = 75,403.95 × 30,767.02
  4. Step 4: Simplify right side
    54,639.54x = 2,319,954,533.84
  5. Step 5: Solve for x
    x = 2,319,954,533.84/54,639.54
  6. Step 6: Final answer
    x = 42,459.26

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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.