Home / 38,706.24-58,045.43-13,398.88

Finding the Fourth Proportional to 38,706.24, 58,045.43 and 13,398.88

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Solution

The fourth proportional to 38,706.24, 58,045.43 and 13,398.88 is: 20,093.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,706.24 : 58,045.43 = 13,398.88 : x
  2. Step 2: Convert to fraction form
    38,706.24/58,045.43 = 13,398.88/x
  3. Step 3: Cross multiply
    38,706.24x = 58,045.43 × 13,398.88
  4. Step 4: Simplify right side
    38,706.24x = 777,743,509.72
  5. Step 5: Solve for x
    x = 777,743,509.72/38,706.24
  6. Step 6: Final answer
    x = 20,093.49

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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.