Home / 13,289.53-19,929.25-4,402.19

Finding the Fourth Proportional to 13,289.53, 19,929.25 and 4,402.19

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Solution

The fourth proportional to 13,289.53, 19,929.25 and 4,402.19 is: 6,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.53 : 19,929.25 = 4,402.19 : x
  2. Step 2: Convert to fraction form
    13,289.53/19,929.25 = 4,402.19/x
  3. Step 3: Cross multiply
    13,289.53x = 19,929.25 × 4,402.19
  4. Step 4: Simplify right side
    13,289.53x = 87,732,345.06
  5. Step 5: Solve for x
    x = 87,732,345.06/13,289.53
  6. Step 6: Final answer
    x = 6,601.61

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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.