Home / 30,486.10-41,977.34-26,688.01

Finding the Fourth Proportional to 30,486.10, 41,977.34 and 26,688.01

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Solution

The fourth proportional to 30,486.10, 41,977.34 and 26,688.01 is: 36,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,486.10 : 41,977.34 = 26,688.01 : x
  2. Step 2: Convert to fraction form
    30,486.10/41,977.34 = 26,688.01/x
  3. Step 3: Cross multiply
    30,486.10x = 41,977.34 × 26,688.01
  4. Step 4: Simplify right side
    30,486.10x = 1,120,291,669.69
  5. Step 5: Solve for x
    x = 1,120,291,669.69/30,486.10
  6. Step 6: Final answer
    x = 36,747.62

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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.