Home / 27,421.70-37,841.46-15,484.19

Finding the Fourth Proportional to 27,421.70, 37,841.46 and 15,484.19

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Solution

The fourth proportional to 27,421.70, 37,841.46 and 15,484.19 is: 21,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.70 : 37,841.46 = 15,484.19 : x
  2. Step 2: Convert to fraction form
    27,421.70/37,841.46 = 15,484.19/x
  3. Step 3: Cross multiply
    27,421.70x = 37,841.46 × 15,484.19
  4. Step 4: Simplify right side
    27,421.70x = 585,944,356.52
  5. Step 5: Solve for x
    x = 585,944,356.52/27,421.70
  6. Step 6: Final answer
    x = 21,367.91

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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.