Home / 13,326.96-19,968.56-4,557.08

Finding the Fourth Proportional to 13,326.96, 19,968.56 and 4,557.08

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Solution

The fourth proportional to 13,326.96, 19,968.56 and 4,557.08 is: 6,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326.96 : 19,968.56 = 4,557.08 : x
  2. Step 2: Convert to fraction form
    13,326.96/19,968.56 = 4,557.08/x
  3. Step 3: Cross multiply
    13,326.96x = 19,968.56 × 4,557.08
  4. Step 4: Simplify right side
    13,326.96x = 90,998,325.40
  5. Step 5: Solve for x
    x = 90,998,325.40/13,326.96
  6. Step 6: Final answer
    x = 6,828.14

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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.