Home / 14,223.69-21,339.68-4,364.42

Finding the Fourth Proportional to 14,223.69, 21,339.68 and 4,364.42

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Solution

The fourth proportional to 14,223.69, 21,339.68 and 4,364.42 is: 6,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.69 : 21,339.68 = 4,364.42 : x
  2. Step 2: Convert to fraction form
    14,223.69/21,339.68 = 4,364.42/x
  3. Step 3: Cross multiply
    14,223.69x = 21,339.68 × 4,364.42
  4. Step 4: Simplify right side
    14,223.69x = 93,135,197.67
  5. Step 5: Solve for x
    x = 93,135,197.67/14,223.69
  6. Step 6: Final answer
    x = 6,547.89

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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.