Home / 13,228.61-19,842.51-4,462.79

Finding the Fourth Proportional to 13,228.61, 19,842.51 and 4,462.79

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Solution

The fourth proportional to 13,228.61, 19,842.51 and 4,462.79 is: 6,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.61 : 19,842.51 = 4,462.79 : x
  2. Step 2: Convert to fraction form
    13,228.61/19,842.51 = 4,462.79/x
  3. Step 3: Cross multiply
    13,228.61x = 19,842.51 × 4,462.79
  4. Step 4: Simplify right side
    13,228.61x = 88,553,004.81
  5. Step 5: Solve for x
    x = 88,553,004.81/13,228.61
  6. Step 6: Final answer
    x = 6,694.05

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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.