Home / 38,378.68-57,563.32-10,300.94

Finding the Fourth Proportional to 38,378.68, 57,563.32 and 10,300.94

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Solution

The fourth proportional to 38,378.68, 57,563.32 and 10,300.94 is: 15,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378.68 : 57,563.32 = 10,300.94 : x
  2. Step 2: Convert to fraction form
    38,378.68/57,563.32 = 10,300.94/x
  3. Step 3: Cross multiply
    38,378.68x = 57,563.32 × 10,300.94
  4. Step 4: Simplify right side
    38,378.68x = 592,956,305.52
  5. Step 5: Solve for x
    x = 592,956,305.52/38,378.68
  6. Step 6: Final answer
    x = 15,450.15

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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.