Home / 34,176.40-51,240.30-13,108.30

Finding the Fourth Proportional to 34,176.40, 51,240.30 and 13,108.30

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Solution

The fourth proportional to 34,176.40, 51,240.30 and 13,108.30 is: 19,653.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,176.40 : 51,240.30 = 13,108.30 : x
  2. Step 2: Convert to fraction form
    34,176.40/51,240.30 = 13,108.30/x
  3. Step 3: Cross multiply
    34,176.40x = 51,240.30 × 13,108.30
  4. Step 4: Simplify right side
    34,176.40x = 671,673,224.49
  5. Step 5: Solve for x
    x = 671,673,224.49/34,176.40
  6. Step 6: Final answer
    x = 19,653.13

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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.