Home / 13,748.02-20,606.08-6,336.90

Finding the Fourth Proportional to 13,748.02, 20,606.08 and 6,336.90

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Solution

The fourth proportional to 13,748.02, 20,606.08 and 6,336.90 is: 9,498.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,748.02 : 20,606.08 = 6,336.90 : x
  2. Step 2: Convert to fraction form
    13,748.02/20,606.08 = 6,336.90/x
  3. Step 3: Cross multiply
    13,748.02x = 20,606.08 × 6,336.90
  4. Step 4: Simplify right side
    13,748.02x = 130,578,668.35
  5. Step 5: Solve for x
    x = 130,578,668.35/13,748.02
  6. Step 6: Final answer
    x = 9,498.00

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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.