Home / 34,148.32-51,220.63-13,098.45

Finding the Fourth Proportional to 34,148.32, 51,220.63 and 13,098.45

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Solution

The fourth proportional to 34,148.32, 51,220.63 and 13,098.45 is: 19,646.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,148.32 : 51,220.63 = 13,098.45 : x
  2. Step 2: Convert to fraction form
    34,148.32/51,220.63 = 13,098.45/x
  3. Step 3: Cross multiply
    34,148.32x = 51,220.63 × 13,098.45
  4. Step 4: Simplify right side
    34,148.32x = 670,910,861.02
  5. Step 5: Solve for x
    x = 670,910,861.02/34,148.32
  6. Step 6: Final answer
    x = 19,646.97

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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.