Home / 21,626.69-32,398.04-14,208.64

Finding the Fourth Proportional to 21,626.69, 32,398.04 and 14,208.64

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Solution

The fourth proportional to 21,626.69, 32,398.04 and 14,208.64 is: 21,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.69 : 32,398.04 = 14,208.64 : x
  2. Step 2: Convert to fraction form
    21,626.69/32,398.04 = 14,208.64/x
  3. Step 3: Cross multiply
    21,626.69x = 32,398.04 × 14,208.64
  4. Step 4: Simplify right side
    21,626.69x = 460,332,041.59
  5. Step 5: Solve for x
    x = 460,332,041.59/21,626.69
  6. Step 6: Final answer
    x = 21,285.37

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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.