Home / 19,159.48-28,727.36-8,060.45

Finding the Fourth Proportional to 19,159.48, 28,727.36 and 8,060.45

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Solution

The fourth proportional to 19,159.48, 28,727.36 and 8,060.45 is: 12,085.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.48 : 28,727.36 = 8,060.45 : x
  2. Step 2: Convert to fraction form
    19,159.48/28,727.36 = 8,060.45/x
  3. Step 3: Cross multiply
    19,159.48x = 28,727.36 × 8,060.45
  4. Step 4: Simplify right side
    19,159.48x = 231,555,408.61
  5. Step 5: Solve for x
    x = 231,555,408.61/19,159.48
  6. Step 6: Final answer
    x = 12,085.69

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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.