Home / 37,527.90-51,801.51-21,618.69

Finding the Fourth Proportional to 37,527.90, 51,801.51 and 21,618.69

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Solution

The fourth proportional to 37,527.90, 51,801.51 and 21,618.69 is: 29,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,527.90 : 51,801.51 = 21,618.69 : x
  2. Step 2: Convert to fraction form
    37,527.90/51,801.51 = 21,618.69/x
  3. Step 3: Cross multiply
    37,527.90x = 51,801.51 × 21,618.69
  4. Step 4: Simplify right side
    37,527.90x = 1,119,880,786.22
  5. Step 5: Solve for x
    x = 1,119,880,786.22/37,527.90
  6. Step 6: Final answer
    x = 29,841.29

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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.