Home / 37,326.34-51,517.92-21,421.72

Finding the Fourth Proportional to 37,326.34, 51,517.92 and 21,421.72

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Solution

The fourth proportional to 37,326.34, 51,517.92 and 21,421.72 is: 29,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,326.34 : 51,517.92 = 21,421.72 : x
  2. Step 2: Convert to fraction form
    37,326.34/51,517.92 = 21,421.72/x
  3. Step 3: Cross multiply
    37,326.34x = 51,517.92 × 21,421.72
  4. Step 4: Simplify right side
    37,326.34x = 1,103,602,457.22
  5. Step 5: Solve for x
    x = 1,103,602,457.22/37,326.34
  6. Step 6: Final answer
    x = 29,566.32

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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.