Home / 38,938.19-53,738.46-24,790.13

Finding the Fourth Proportional to 38,938.19, 53,738.46 and 24,790.13

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Solution

The fourth proportional to 38,938.19, 53,738.46 and 24,790.13 is: 34,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,938.19 : 53,738.46 = 24,790.13 : x
  2. Step 2: Convert to fraction form
    38,938.19/53,738.46 = 24,790.13/x
  3. Step 3: Cross multiply
    38,938.19x = 53,738.46 × 24,790.13
  4. Step 4: Simplify right side
    38,938.19x = 1,332,183,140.71
  5. Step 5: Solve for x
    x = 1,332,183,140.71/38,938.19
  6. Step 6: Final answer
    x = 34,212.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.