Home / 18,104.04-27,155.99-4,957.40

Finding the Fourth Proportional to 18,104.04, 27,155.99 and 4,957.40

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Solution

The fourth proportional to 18,104.04, 27,155.99 and 4,957.40 is: 7,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.04 : 27,155.99 = 4,957.40 : x
  2. Step 2: Convert to fraction form
    18,104.04/27,155.99 = 4,957.40/x
  3. Step 3: Cross multiply
    18,104.04x = 27,155.99 × 4,957.40
  4. Step 4: Simplify right side
    18,104.04x = 134,623,185.11
  5. Step 5: Solve for x
    x = 134,623,185.11/18,104.04
  6. Step 6: Final answer
    x = 7,436.09

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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.