Home / 17,466.48-24,109.38-12,988.80

Finding the Fourth Proportional to 17,466.48, 24,109.38 and 12,988.80

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Solution

The fourth proportional to 17,466.48, 24,109.38 and 12,988.80 is: 17,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,466.48 : 24,109.38 = 12,988.80 : x
  2. Step 2: Convert to fraction form
    17,466.48/24,109.38 = 12,988.80/x
  3. Step 3: Cross multiply
    17,466.48x = 24,109.38 × 12,988.80
  4. Step 4: Simplify right side
    17,466.48x = 313,151,914.94
  5. Step 5: Solve for x
    x = 313,151,914.94/17,466.48
  6. Step 6: Final answer
    x = 17,928.74

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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.