Home / 24,632.48-36,929.28-12,939.32

Finding the Fourth Proportional to 24,632.48, 36,929.28 and 12,939.32

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Solution

The fourth proportional to 24,632.48, 36,929.28 and 12,939.32 is: 19,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,632.48 : 36,929.28 = 12,939.32 : x
  2. Step 2: Convert to fraction form
    24,632.48/36,929.28 = 12,939.32/x
  3. Step 3: Cross multiply
    24,632.48x = 36,929.28 × 12,939.32
  4. Step 4: Simplify right side
    24,632.48x = 477,839,771.29
  5. Step 5: Solve for x
    x = 477,839,771.29/24,632.48
  6. Step 6: Final answer
    x = 19,398.77

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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.