Home / 13,247.79-19,875.66-5,346.24

Finding the Fourth Proportional to 13,247.79, 19,875.66 and 5,346.24

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Solution

The fourth proportional to 13,247.79, 19,875.66 and 5,346.24 is: 8,020.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.79 : 19,875.66 = 5,346.24 : x
  2. Step 2: Convert to fraction form
    13,247.79/19,875.66 = 5,346.24/x
  3. Step 3: Cross multiply
    13,247.79x = 19,875.66 × 5,346.24
  4. Step 4: Simplify right side
    13,247.79x = 106,260,048.52
  5. Step 5: Solve for x
    x = 106,260,048.52/13,247.79
  6. Step 6: Final answer
    x = 8,020.96

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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.