Home / 55,376.28-76,417.83-33,858.90

Finding the Fourth Proportional to 55,376.28, 76,417.83 and 33,858.90

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Solution

The fourth proportional to 55,376.28, 76,417.83 and 33,858.90 is: 46,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,376.28 : 76,417.83 = 33,858.90 : x
  2. Step 2: Convert to fraction form
    55,376.28/76,417.83 = 33,858.90/x
  3. Step 3: Cross multiply
    55,376.28x = 76,417.83 × 33,858.90
  4. Step 4: Simplify right side
    55,376.28x = 2,587,423,664.19
  5. Step 5: Solve for x
    x = 2,587,423,664.19/55,376.28
  6. Step 6: Final answer
    x = 46,724.40

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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.