Home / 27,470.43-37,909.94-16,853.76

Finding the Fourth Proportional to 27,470.43, 37,909.94 and 16,853.76

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Solution

The fourth proportional to 27,470.43, 37,909.94 and 16,853.76 is: 23,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470.43 : 37,909.94 = 16,853.76 : x
  2. Step 2: Convert to fraction form
    27,470.43/37,909.94 = 16,853.76/x
  3. Step 3: Cross multiply
    27,470.43x = 37,909.94 × 16,853.76
  4. Step 4: Simplify right side
    27,470.43x = 638,924,946.11
  5. Step 5: Solve for x
    x = 638,924,946.11/27,470.43
  6. Step 6: Final answer
    x = 23,258.64

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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.