Home / 35,465.90-53,200.68-9,170.87

Finding the Fourth Proportional to 35,465.90, 53,200.68 and 9,170.87

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Solution

The fourth proportional to 35,465.90, 53,200.68 and 9,170.87 is: 13,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,465.90 : 53,200.68 = 9,170.87 : x
  2. Step 2: Convert to fraction form
    35,465.90/53,200.68 = 9,170.87/x
  3. Step 3: Cross multiply
    35,465.90x = 53,200.68 × 9,170.87
  4. Step 4: Simplify right side
    35,465.90x = 487,896,520.19
  5. Step 5: Solve for x
    x = 487,896,520.19/35,465.90
  6. Step 6: Final answer
    x = 13,756.78

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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.