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Finding the Fourth Proportional to 35,973.76, 53,960.70 and 9,677.80

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Solution

The fourth proportional to 35,973.76, 53,960.70 and 9,677.80 is: 14,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.76 : 53,960.70 = 9,677.80 : x
  2. Step 2: Convert to fraction form
    35,973.76/53,960.70 = 9,677.80/x
  3. Step 3: Cross multiply
    35,973.76x = 53,960.70 × 9,677.80
  4. Step 4: Simplify right side
    35,973.76x = 522,220,862.46
  5. Step 5: Solve for x
    x = 522,220,862.46/35,973.76
  6. Step 6: Final answer
    x = 14,516.72

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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.