Home / 23,988.34-33,103.85-13,377.99

Finding the Fourth Proportional to 23,988.34, 33,103.85 and 13,377.99

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Solution

The fourth proportional to 23,988.34, 33,103.85 and 13,377.99 is: 18,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.34 : 33,103.85 = 13,377.99 : x
  2. Step 2: Convert to fraction form
    23,988.34/33,103.85 = 13,377.99/x
  3. Step 3: Cross multiply
    23,988.34x = 33,103.85 × 13,377.99
  4. Step 4: Simplify right side
    23,988.34x = 442,862,741.85
  5. Step 5: Solve for x
    x = 442,862,741.85/23,988.34
  6. Step 6: Final answer
    x = 18,461.58

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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.