Home / 17,542.55-24,208.74-9,988.88

Finding the Fourth Proportional to 17,542.55, 24,208.74 and 9,988.88

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Solution

The fourth proportional to 17,542.55, 24,208.74 and 9,988.88 is: 13,784.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,542.55 : 24,208.74 = 9,988.88 : x
  2. Step 2: Convert to fraction form
    17,542.55/24,208.74 = 9,988.88/x
  3. Step 3: Cross multiply
    17,542.55x = 24,208.74 × 9,988.88
  4. Step 4: Simplify right side
    17,542.55x = 241,818,148.87
  5. Step 5: Solve for x
    x = 241,818,148.87/17,542.55
  6. Step 6: Final answer
    x = 13,784.67

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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.