Home / 27,346.98-37,742.43-15,412.62

Finding the Fourth Proportional to 27,346.98, 37,742.43 and 15,412.62

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Solution

The fourth proportional to 27,346.98, 37,742.43 and 15,412.62 is: 21,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,346.98 : 37,742.43 = 15,412.62 : x
  2. Step 2: Convert to fraction form
    27,346.98/37,742.43 = 15,412.62/x
  3. Step 3: Cross multiply
    27,346.98x = 37,742.43 × 15,412.62
  4. Step 4: Simplify right side
    27,346.98x = 581,709,731.47
  5. Step 5: Solve for x
    x = 581,709,731.47/27,346.98
  6. Step 6: Final answer
    x = 21,271.44

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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.