Home / 16,898.08-25,347.12-7,031.20

Finding the Fourth Proportional to 16,898.08, 25,347.12 and 7,031.20

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Solution

The fourth proportional to 16,898.08, 25,347.12 and 7,031.20 is: 10,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.08 : 25,347.12 = 7,031.20 : x
  2. Step 2: Convert to fraction form
    16,898.08/25,347.12 = 7,031.20/x
  3. Step 3: Cross multiply
    16,898.08x = 25,347.12 × 7,031.20
  4. Step 4: Simplify right side
    16,898.08x = 178,220,670.14
  5. Step 5: Solve for x
    x = 178,220,670.14/16,898.08
  6. Step 6: Final answer
    x = 10,546.80

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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.