Home / 38,782.76-58,174.34-15,409.26

Finding the Fourth Proportional to 38,782.76, 58,174.34 and 15,409.26

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Solution

The fourth proportional to 38,782.76, 58,174.34 and 15,409.26 is: 23,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.76 : 58,174.34 = 15,409.26 : x
  2. Step 2: Convert to fraction form
    38,782.76/58,174.34 = 15,409.26/x
  3. Step 3: Cross multiply
    38,782.76x = 58,174.34 × 15,409.26
  4. Step 4: Simplify right side
    38,782.76x = 896,423,453.34
  5. Step 5: Solve for x
    x = 896,423,453.34/38,782.76
  6. Step 6: Final answer
    x = 23,113.97

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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.