Home / 27,173.34-37,501.13-15,077.77

Finding the Fourth Proportional to 27,173.34, 37,501.13 and 15,077.77

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Solution

The fourth proportional to 27,173.34, 37,501.13 and 15,077.77 is: 20,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,173.34 : 37,501.13 = 15,077.77 : x
  2. Step 2: Convert to fraction form
    27,173.34/37,501.13 = 15,077.77/x
  3. Step 3: Cross multiply
    27,173.34x = 37,501.13 × 15,077.77
  4. Step 4: Simplify right side
    27,173.34x = 565,433,412.88
  5. Step 5: Solve for x
    x = 565,433,412.88/27,173.34
  6. Step 6: Final answer
    x = 20,808.39

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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.