Home / 13,049.19-19,569.65-4,282.07

Finding the Fourth Proportional to 13,049.19, 19,569.65 and 4,282.07

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Solution

The fourth proportional to 13,049.19, 19,569.65 and 4,282.07 is: 6,421.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.19 : 19,569.65 = 4,282.07 : x
  2. Step 2: Convert to fraction form
    13,049.19/19,569.65 = 4,282.07/x
  3. Step 3: Cross multiply
    13,049.19x = 19,569.65 × 4,282.07
  4. Step 4: Simplify right side
    13,049.19x = 83,798,491.92
  5. Step 5: Solve for x
    x = 83,798,491.92/13,049.19
  6. Step 6: Final answer
    x = 6,421.74

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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.