Home / 40,009.12-60,026.64-19,234.24

Finding the Fourth Proportional to 40,009.12, 60,026.64 and 19,234.24

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Solution

The fourth proportional to 40,009.12, 60,026.64 and 19,234.24 is: 28,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,009.12 : 60,026.64 = 19,234.24 : x
  2. Step 2: Convert to fraction form
    40,009.12/60,026.64 = 19,234.24/x
  3. Step 3: Cross multiply
    40,009.12x = 60,026.64 × 19,234.24
  4. Step 4: Simplify right side
    40,009.12x = 1,154,566,800.15
  5. Step 5: Solve for x
    x = 1,154,566,800.15/40,009.12
  6. Step 6: Final answer
    x = 28,857.59

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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.