Home / 14,267.69-21,403.58-4,407.80

Finding the Fourth Proportional to 14,267.69, 21,403.58 and 4,407.80

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Solution

The fourth proportional to 14,267.69, 21,403.58 and 4,407.80 is: 6,612.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.69 : 21,403.58 = 4,407.80 : x
  2. Step 2: Convert to fraction form
    14,267.69/21,403.58 = 4,407.80/x
  3. Step 3: Cross multiply
    14,267.69x = 21,403.58 × 4,407.80
  4. Step 4: Simplify right side
    14,267.69x = 94,342,699.92
  5. Step 5: Solve for x
    x = 94,342,699.92/14,267.69
  6. Step 6: Final answer
    x = 6,612.33

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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.