Home / 27,421.38-37,841.50-14,846.12

Finding the Fourth Proportional to 27,421.38, 37,841.50 and 14,846.12

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Solution

The fourth proportional to 27,421.38, 37,841.50 and 14,846.12 is: 20,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.38 : 37,841.50 = 14,846.12 : x
  2. Step 2: Convert to fraction form
    27,421.38/37,841.50 = 14,846.12/x
  3. Step 3: Cross multiply
    27,421.38x = 37,841.50 × 14,846.12
  4. Step 4: Simplify right side
    27,421.38x = 561,799,449.98
  5. Step 5: Solve for x
    x = 561,799,449.98/27,421.38
  6. Step 6: Final answer
    x = 20,487.64

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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.