Home / 26,990.31-40,503.54-9,460.14

Finding the Fourth Proportional to 26,990.31, 40,503.54 and 9,460.14

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Solution

The fourth proportional to 26,990.31, 40,503.54 and 9,460.14 is: 14,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,990.31 : 40,503.54 = 9,460.14 : x
  2. Step 2: Convert to fraction form
    26,990.31/40,503.54 = 9,460.14/x
  3. Step 3: Cross multiply
    26,990.31x = 40,503.54 × 9,460.14
  4. Step 4: Simplify right side
    26,990.31x = 383,169,270.32
  5. Step 5: Solve for x
    x = 383,169,270.32/26,990.31
  6. Step 6: Final answer
    x = 14,196.55

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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.