Home / 38,021.42-56,992.58-14,312.68

Finding the Fourth Proportional to 38,021.42, 56,992.58 and 14,312.68

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Solution

The fourth proportional to 38,021.42, 56,992.58 and 14,312.68 is: 21,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,021.42 : 56,992.58 = 14,312.68 : x
  2. Step 2: Convert to fraction form
    38,021.42/56,992.58 = 14,312.68/x
  3. Step 3: Cross multiply
    38,021.42x = 56,992.58 × 14,312.68
  4. Step 4: Simplify right side
    38,021.42x = 815,716,559.91
  5. Step 5: Solve for x
    x = 815,716,559.91/38,021.42
  6. Step 6: Final answer
    x = 21,454.13

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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.