Home / 37,281.81-51,450.11-21,369.26

Finding the Fourth Proportional to 37,281.81, 51,450.11 and 21,369.26

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Solution

The fourth proportional to 37,281.81, 51,450.11 and 21,369.26 is: 29,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281.81 : 51,450.11 = 21,369.26 : x
  2. Step 2: Convert to fraction form
    37,281.81/51,450.11 = 21,369.26/x
  3. Step 3: Cross multiply
    37,281.81x = 51,450.11 × 21,369.26
  4. Step 4: Simplify right side
    37,281.81x = 1,099,450,959.67
  5. Step 5: Solve for x
    x = 1,099,450,959.67/37,281.81
  6. Step 6: Final answer
    x = 29,490.28

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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.