Home / 38,074.79-57,096.47-14,378.31

Finding the Fourth Proportional to 38,074.79, 57,096.47 and 14,378.31

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Solution

The fourth proportional to 38,074.79, 57,096.47 and 14,378.31 is: 21,561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,074.79 : 57,096.47 = 14,378.31 : x
  2. Step 2: Convert to fraction form
    38,074.79/57,096.47 = 14,378.31/x
  3. Step 3: Cross multiply
    38,074.79x = 57,096.47 × 14,378.31
  4. Step 4: Simplify right side
    38,074.79x = 820,950,781.51
  5. Step 5: Solve for x
    x = 820,950,781.51/38,074.79
  6. Step 6: Final answer
    x = 21,561.53

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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.