Home / 38,017.91-57,012.69-13,050.88

Finding the Fourth Proportional to 38,017.91, 57,012.69 and 13,050.88

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Solution

The fourth proportional to 38,017.91, 57,012.69 and 13,050.88 is: 19,571.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,017.91 : 57,012.69 = 13,050.88 : x
  2. Step 2: Convert to fraction form
    38,017.91/57,012.69 = 13,050.88/x
  3. Step 3: Cross multiply
    38,017.91x = 57,012.69 × 13,050.88
  4. Step 4: Simplify right side
    38,017.91x = 744,065,775.67
  5. Step 5: Solve for x
    x = 744,065,775.67/38,017.91
  6. Step 6: Final answer
    x = 19,571.45

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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.