Home / 27,017.91-40,522.14-12,223.35

Finding the Fourth Proportional to 27,017.91, 40,522.14 and 12,223.35

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Solution

The fourth proportional to 27,017.91, 40,522.14 and 12,223.35 is: 18,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,017.91 : 40,522.14 = 12,223.35 : x
  2. Step 2: Convert to fraction form
    27,017.91/40,522.14 = 12,223.35/x
  3. Step 3: Cross multiply
    27,017.91x = 40,522.14 × 12,223.35
  4. Step 4: Simplify right side
    27,017.91x = 495,316,299.97
  5. Step 5: Solve for x
    x = 495,316,299.97/27,017.91
  6. Step 6: Final answer
    x = 18,332.89

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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.