Home / 14,242.08-21,330.30-9,862.64

Finding the Fourth Proportional to 14,242.08, 21,330.30 and 9,862.64

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Solution

The fourth proportional to 14,242.08, 21,330.30 and 9,862.64 is: 14,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.08 : 21,330.30 = 9,862.64 : x
  2. Step 2: Convert to fraction form
    14,242.08/21,330.30 = 9,862.64/x
  3. Step 3: Cross multiply
    14,242.08x = 21,330.30 × 9,862.64
  4. Step 4: Simplify right side
    14,242.08x = 210,373,069.99
  5. Step 5: Solve for x
    x = 210,373,069.99/14,242.08
  6. Step 6: Final answer
    x = 14,771.23

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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.