Home / 40,886.74-56,425.30-22,981.69

Finding the Fourth Proportional to 40,886.74, 56,425.30 and 22,981.69

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Solution

The fourth proportional to 40,886.74, 56,425.30 and 22,981.69 is: 31,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886.74 : 56,425.30 = 22,981.69 : x
  2. Step 2: Convert to fraction form
    40,886.74/56,425.30 = 22,981.69/x
  3. Step 3: Cross multiply
    40,886.74x = 56,425.30 × 22,981.69
  4. Step 4: Simplify right side
    40,886.74x = 1,296,748,355.72
  5. Step 5: Solve for x
    x = 1,296,748,355.72/40,886.74
  6. Step 6: Final answer
    x = 31,715.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.