Home / 35,440.81-53,161.62-15,174.84

Finding the Fourth Proportional to 35,440.81, 53,161.62 and 15,174.84

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Solution

The fourth proportional to 35,440.81, 53,161.62 and 15,174.84 is: 22,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.81 : 53,161.62 = 15,174.84 : x
  2. Step 2: Convert to fraction form
    35,440.81/53,161.62 = 15,174.84/x
  3. Step 3: Cross multiply
    35,440.81x = 53,161.62 × 15,174.84
  4. Step 4: Simplify right side
    35,440.81x = 806,719,077.64
  5. Step 5: Solve for x
    x = 806,719,077.64/35,440.81
  6. Step 6: Final answer
    x = 22,762.43

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1.5x scale

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.