Home / 53,428.04-80,135.58-27,151.64

Finding the Fourth Proportional to 53,428.04, 80,135.58 and 27,151.64

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Solution

The fourth proportional to 53,428.04, 80,135.58 and 27,151.64 is: 40,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,428.04 : 80,135.58 = 27,151.64 : x
  2. Step 2: Convert to fraction form
    53,428.04/80,135.58 = 27,151.64/x
  3. Step 3: Cross multiply
    53,428.04x = 80,135.58 × 27,151.64
  4. Step 4: Simplify right side
    53,428.04x = 2,175,812,419.35
  5. Step 5: Solve for x
    x = 2,175,812,419.35/53,428.04
  6. Step 6: Final answer
    x = 40,724.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.