Home / 45,289.18-62,487.78-27,142.77

Finding the Fourth Proportional to 45,289.18, 62,487.78 and 27,142.77

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Solution

The fourth proportional to 45,289.18, 62,487.78 and 27,142.77 is: 37,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,289.18 : 62,487.78 = 27,142.77 : x
  2. Step 2: Convert to fraction form
    45,289.18/62,487.78 = 27,142.77/x
  3. Step 3: Cross multiply
    45,289.18x = 62,487.78 × 27,142.77
  4. Step 4: Simplify right side
    45,289.18x = 1,696,091,473.49
  5. Step 5: Solve for x
    x = 1,696,091,473.49/45,289.18
  6. Step 6: Final answer
    x = 37,450.26

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1.5x scale

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.