Home / 37,721.18-56,589.05-14,345.79

Finding the Fourth Proportional to 37,721.18, 56,589.05 and 14,345.79

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Solution

The fourth proportional to 37,721.18, 56,589.05 and 14,345.79 is: 21,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,721.18 : 56,589.05 = 14,345.79 : x
  2. Step 2: Convert to fraction form
    37,721.18/56,589.05 = 14,345.79/x
  3. Step 3: Cross multiply
    37,721.18x = 56,589.05 × 14,345.79
  4. Step 4: Simplify right side
    37,721.18x = 811,814,555.87
  5. Step 5: Solve for x
    x = 811,814,555.87/37,721.18
  6. Step 6: Final answer
    x = 21,521.45

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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.