Home / 40,477.11-60,711.30-10,897.94

Finding the Fourth Proportional to 40,477.11, 60,711.30 and 10,897.94

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Solution

The fourth proportional to 40,477.11, 60,711.30 and 10,897.94 is: 16,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477.11 : 60,711.30 = 10,897.94 : x
  2. Step 2: Convert to fraction form
    40,477.11/60,711.30 = 10,897.94/x
  3. Step 3: Cross multiply
    40,477.11x = 60,711.30 × 10,897.94
  4. Step 4: Simplify right side
    40,477.11x = 661,627,801.17
  5. Step 5: Solve for x
    x = 661,627,801.17/40,477.11
  6. Step 6: Final answer
    x = 16,345.73

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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.