Home / 19,563.60-29,326.20-10,208.40

Finding the Fourth Proportional to 19,563.60, 29,326.20 and 10,208.40

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Solution

The fourth proportional to 19,563.60, 29,326.20 and 10,208.40 is: 15,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,563.60 : 29,326.20 = 10,208.40 : x
  2. Step 2: Convert to fraction form
    19,563.60/29,326.20 = 10,208.40/x
  3. Step 3: Cross multiply
    19,563.60x = 29,326.20 × 10,208.40
  4. Step 4: Simplify right side
    19,563.60x = 299,373,580.08
  5. Step 5: Solve for x
    x = 299,373,580.08/19,563.60
  6. Step 6: Final answer
    x = 15,302.58

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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.