Home / 15,132.69-22,705.47-8,110.80

Finding the Fourth Proportional to 15,132.69, 22,705.47 and 8,110.80

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Solution

The fourth proportional to 15,132.69, 22,705.47 and 8,110.80 is: 12,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.69 : 22,705.47 = 8,110.80 : x
  2. Step 2: Convert to fraction form
    15,132.69/22,705.47 = 8,110.80/x
  3. Step 3: Cross multiply
    15,132.69x = 22,705.47 × 8,110.80
  4. Step 4: Simplify right side
    15,132.69x = 184,159,526.08
  5. Step 5: Solve for x
    x = 184,159,526.08/15,132.69
  6. Step 6: Final answer
    x = 12,169.65

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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.