Home / 14,549.99-20,073.72-9,517.08

Finding the Fourth Proportional to 14,549.99, 20,073.72 and 9,517.08

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Solution

The fourth proportional to 14,549.99, 20,073.72 and 9,517.08 is: 13,130.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.99 : 20,073.72 = 9,517.08 : x
  2. Step 2: Convert to fraction form
    14,549.99/20,073.72 = 9,517.08/x
  3. Step 3: Cross multiply
    14,549.99x = 20,073.72 × 9,517.08
  4. Step 4: Simplify right side
    14,549.99x = 191,043,199.14
  5. Step 5: Solve for x
    x = 191,043,199.14/14,549.99
  6. Step 6: Final answer
    x = 13,130.13

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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.