Home / 37,326.80-51,510.21-20,331.24

Finding the Fourth Proportional to 37,326.80, 51,510.21 and 20,331.24

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Solution

The fourth proportional to 37,326.80, 51,510.21 and 20,331.24 is: 28,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,326.80 : 51,510.21 = 20,331.24 : x
  2. Step 2: Convert to fraction form
    37,326.80/51,510.21 = 20,331.24/x
  3. Step 3: Cross multiply
    37,326.80x = 51,510.21 × 20,331.24
  4. Step 4: Simplify right side
    37,326.80x = 1,047,266,441.96
  5. Step 5: Solve for x
    x = 1,047,266,441.96/37,326.80
  6. Step 6: Final answer
    x = 28,056.69

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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.