Home / 26,623.87-36,742.76-15,445.87

Finding the Fourth Proportional to 26,623.87, 36,742.76 and 15,445.87

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Solution

The fourth proportional to 26,623.87, 36,742.76 and 15,445.87 is: 21,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.87 : 36,742.76 = 15,445.87 : x
  2. Step 2: Convert to fraction form
    26,623.87/36,742.76 = 15,445.87/x
  3. Step 3: Cross multiply
    26,623.87x = 36,742.76 × 15,445.87
  4. Step 4: Simplify right side
    26,623.87x = 567,523,894.40
  5. Step 5: Solve for x
    x = 567,523,894.40/26,623.87
  6. Step 6: Final answer
    x = 21,316.36

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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.