Home / 38,767.68-58,160.34-13,810.37

Finding the Fourth Proportional to 38,767.68, 58,160.34 and 13,810.37

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Solution

The fourth proportional to 38,767.68, 58,160.34 and 13,810.37 is: 20,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,767.68 : 58,160.34 = 13,810.37 : x
  2. Step 2: Convert to fraction form
    38,767.68/58,160.34 = 13,810.37/x
  3. Step 3: Cross multiply
    38,767.68x = 58,160.34 × 13,810.37
  4. Step 4: Simplify right side
    38,767.68x = 803,215,523.92
  5. Step 5: Solve for x
    x = 803,215,523.92/38,767.68
  6. Step 6: Final answer
    x = 20,718.69

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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.