Home / 13,962.96-20,952.72-5,204.16

Finding the Fourth Proportional to 13,962.96, 20,952.72 and 5,204.16

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Solution

The fourth proportional to 13,962.96, 20,952.72 and 5,204.16 is: 7,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.96 : 20,952.72 = 5,204.16 : x
  2. Step 2: Convert to fraction form
    13,962.96/20,952.72 = 5,204.16/x
  3. Step 3: Cross multiply
    13,962.96x = 20,952.72 × 5,204.16
  4. Step 4: Simplify right side
    13,962.96x = 109,041,307.32
  5. Step 5: Solve for x
    x = 109,041,307.32/13,962.96
  6. Step 6: Final answer
    x = 7,809.33

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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.