Home / 35,721.88-53,576.66-9,426.84

Finding the Fourth Proportional to 35,721.88, 53,576.66 and 9,426.84

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Solution

The fourth proportional to 35,721.88, 53,576.66 and 9,426.84 is: 14,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.88 : 53,576.66 = 9,426.84 : x
  2. Step 2: Convert to fraction form
    35,721.88/53,576.66 = 9,426.84/x
  3. Step 3: Cross multiply
    35,721.88x = 53,576.66 × 9,426.84
  4. Step 4: Simplify right side
    35,721.88x = 505,058,601.55
  5. Step 5: Solve for x
    x = 505,058,601.55/35,721.88
  6. Step 6: Final answer
    x = 14,138.63

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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.