Home / 13,353.76-20,031.99-4,587.52

Finding the Fourth Proportional to 13,353.76, 20,031.99 and 4,587.52

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Solution

The fourth proportional to 13,353.76, 20,031.99 and 4,587.52 is: 6,881.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.76 : 20,031.99 = 4,587.52 : x
  2. Step 2: Convert to fraction form
    13,353.76/20,031.99 = 4,587.52/x
  3. Step 3: Cross multiply
    13,353.76x = 20,031.99 × 4,587.52
  4. Step 4: Simplify right side
    13,353.76x = 91,897,154.76
  5. Step 5: Solve for x
    x = 91,897,154.76/13,353.76
  6. Step 6: Final answer
    x = 6,881.74

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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.