Home / 34,289.16-51,429.96-10,917.42

Finding the Fourth Proportional to 34,289.16, 51,429.96 and 10,917.42

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Solution

The fourth proportional to 34,289.16, 51,429.96 and 10,917.42 is: 16,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.16 : 51,429.96 = 10,917.42 : x
  2. Step 2: Convert to fraction form
    34,289.16/51,429.96 = 10,917.42/x
  3. Step 3: Cross multiply
    34,289.16x = 51,429.96 × 10,917.42
  4. Step 4: Simplify right side
    34,289.16x = 561,482,473.90
  5. Step 5: Solve for x
    x = 561,482,473.90/34,289.16
  6. Step 6: Final answer
    x = 16,374.93

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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.