Home / 26,877.48-40,302.78-9,342.60

Finding the Fourth Proportional to 26,877.48, 40,302.78 and 9,342.60

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Solution

The fourth proportional to 26,877.48, 40,302.78 and 9,342.60 is: 14,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877.48 : 40,302.78 = 9,342.60 : x
  2. Step 2: Convert to fraction form
    26,877.48/40,302.78 = 9,342.60/x
  3. Step 3: Cross multiply
    26,877.48x = 40,302.78 × 9,342.60
  4. Step 4: Simplify right side
    26,877.48x = 376,532,752.43
  5. Step 5: Solve for x
    x = 376,532,752.43/26,877.48
  6. Step 6: Final answer
    x = 14,009.23

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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.