Home / 27,127.04-40,674.88-8,402.08

Finding the Fourth Proportional to 27,127.04, 40,674.88 and 8,402.08

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Solution

The fourth proportional to 27,127.04, 40,674.88 and 8,402.08 is: 12,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127.04 : 40,674.88 = 8,402.08 : x
  2. Step 2: Convert to fraction form
    27,127.04/40,674.88 = 8,402.08/x
  3. Step 3: Cross multiply
    27,127.04x = 40,674.88 × 8,402.08
  4. Step 4: Simplify right side
    27,127.04x = 341,753,595.75
  5. Step 5: Solve for x
    x = 341,753,595.75/27,127.04
  6. Step 6: Final answer
    x = 12,598.26

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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.