Home / 27,406.11-37,817.23-15,468.74

Finding the Fourth Proportional to 27,406.11, 37,817.23 and 15,468.74

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Solution

The fourth proportional to 27,406.11, 37,817.23 and 15,468.74 is: 21,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.11 : 37,817.23 = 15,468.74 : x
  2. Step 2: Convert to fraction form
    27,406.11/37,817.23 = 15,468.74/x
  3. Step 3: Cross multiply
    27,406.11x = 37,817.23 × 15,468.74
  4. Step 4: Simplify right side
    27,406.11x = 584,984,841.45
  5. Step 5: Solve for x
    x = 584,984,841.45/27,406.11
  6. Step 6: Final answer
    x = 21,345.05

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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.