Home / 13,214.25-19,807.41-4,888.92

Finding the Fourth Proportional to 13,214.25, 19,807.41 and 4,888.92

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Solution

The fourth proportional to 13,214.25, 19,807.41 and 4,888.92 is: 7,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.25 : 19,807.41 = 4,888.92 : x
  2. Step 2: Convert to fraction form
    13,214.25/19,807.41 = 4,888.92/x
  3. Step 3: Cross multiply
    13,214.25x = 19,807.41 × 4,888.92
  4. Step 4: Simplify right side
    13,214.25x = 96,836,842.90
  5. Step 5: Solve for x
    x = 96,836,842.90/13,214.25
  6. Step 6: Final answer
    x = 7,328.21

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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.