Home / 27,064.35-37,347.80-15,127.90

Finding the Fourth Proportional to 27,064.35, 37,347.80 and 15,127.90

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Solution

The fourth proportional to 27,064.35, 37,347.80 and 15,127.90 is: 20,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,064.35 : 37,347.80 = 15,127.90 : x
  2. Step 2: Convert to fraction form
    27,064.35/37,347.80 = 15,127.90/x
  3. Step 3: Cross multiply
    27,064.35x = 37,347.80 × 15,127.90
  4. Step 4: Simplify right side
    27,064.35x = 564,993,614.61
  5. Step 5: Solve for x
    x = 564,993,614.61/27,064.35
  6. Step 6: Final answer
    x = 20,875.94

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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.