Home / 37,390-51,598.20-20,624.08

Finding the Fourth Proportional to 37,390, 51,598.20 and 20,624.08

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Solution

The fourth proportional to 37,390, 51,598.20 and 20,624.08 is: 28,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,390 : 51,598.20 = 20,624.08 : x
  2. Step 2: Convert to fraction form
    37,390/51,598.20 = 20,624.08/x
  3. Step 3: Cross multiply
    37,390x = 51,598.20 × 20,624.08
  4. Step 4: Simplify right side
    37,390x = 1,064,165,404.66
  5. Step 5: Solve for x
    x = 1,064,165,404.66/37,390
  6. Step 6: Final answer
    x = 28,461.23

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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.