Home / 13,226.49-19,840.23-4,908.60

Finding the Fourth Proportional to 13,226.49, 19,840.23 and 4,908.60

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Solution

The fourth proportional to 13,226.49, 19,840.23 and 4,908.60 is: 7,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.49 : 19,840.23 = 4,908.60 : x
  2. Step 2: Convert to fraction form
    13,226.49/19,840.23 = 4,908.60/x
  3. Step 3: Cross multiply
    13,226.49x = 19,840.23 × 4,908.60
  4. Step 4: Simplify right side
    13,226.49x = 97,387,752.98
  5. Step 5: Solve for x
    x = 97,387,752.98/13,226.49
  6. Step 6: Final answer
    x = 7,363.08

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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.