Home / 34,283.86-51,425.18-10,909.69

Finding the Fourth Proportional to 34,283.86, 51,425.18 and 10,909.69

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Solution

The fourth proportional to 34,283.86, 51,425.18 and 10,909.69 is: 16,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,283.86 : 51,425.18 = 10,909.69 : x
  2. Step 2: Convert to fraction form
    34,283.86/51,425.18 = 10,909.69/x
  3. Step 3: Cross multiply
    34,283.86x = 51,425.18 × 10,909.69
  4. Step 4: Simplify right side
    34,283.86x = 561,032,629.79
  5. Step 5: Solve for x
    x = 561,032,629.79/34,283.86
  6. Step 6: Final answer
    x = 16,364.34

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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.