Home / 40,886.55-56,425.04-22,981.50

Finding the Fourth Proportional to 40,886.55, 56,425.04 and 22,981.50

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Solution

The fourth proportional to 40,886.55, 56,425.04 and 22,981.50 is: 31,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886.55 : 56,425.04 = 22,981.50 : x
  2. Step 2: Convert to fraction form
    40,886.55/56,425.04 = 22,981.50/x
  3. Step 3: Cross multiply
    40,886.55x = 56,425.04 × 22,981.50
  4. Step 4: Simplify right side
    40,886.55x = 1,296,731,941.85
  5. Step 5: Solve for x
    x = 1,296,731,941.85/40,886.55
  6. Step 6: Final answer
    x = 31,715.37

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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.