Home / 38,739.72-58,115.38-16,553

Finding the Fourth Proportional to 38,739.72, 58,115.38 and 16,553

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Solution

The fourth proportional to 38,739.72, 58,115.38 and 16,553 is: 24,831.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739.72 : 58,115.38 = 16,553 : x
  2. Step 2: Convert to fraction form
    38,739.72/58,115.38 = 16,553/x
  3. Step 3: Cross multiply
    38,739.72x = 58,115.38 × 16,553
  4. Step 4: Simplify right side
    38,739.72x = 961,983,885.14
  5. Step 5: Solve for x
    x = 961,983,885.14/38,739.72
  6. Step 6: Final answer
    x = 24,831.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.