Home / 26,981.76-37,253.20-16,914.40

Finding the Fourth Proportional to 26,981.76, 37,253.20 and 16,914.40

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Solution

The fourth proportional to 26,981.76, 37,253.20 and 16,914.40 is: 23,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,981.76 : 37,253.20 = 16,914.40 : x
  2. Step 2: Convert to fraction form
    26,981.76/37,253.20 = 16,914.40/x
  3. Step 3: Cross multiply
    26,981.76x = 37,253.20 × 16,914.40
  4. Step 4: Simplify right side
    26,981.76x = 630,115,526.08
  5. Step 5: Solve for x
    x = 630,115,526.08/26,981.76
  6. Step 6: Final answer
    x = 23,353.39

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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.