Home / 14,567.08-21,751.88-11,571.91

Finding the Fourth Proportional to 14,567.08, 21,751.88 and 11,571.91

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Solution

The fourth proportional to 14,567.08, 21,751.88 and 11,571.91 is: 17,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.08 : 21,751.88 = 11,571.91 : x
  2. Step 2: Convert to fraction form
    14,567.08/21,751.88 = 11,571.91/x
  3. Step 3: Cross multiply
    14,567.08x = 21,751.88 × 11,571.91
  4. Step 4: Simplify right side
    14,567.08x = 251,710,797.69
  5. Step 5: Solve for x
    x = 251,710,797.69/14,567.08
  6. Step 6: Final answer
    x = 17,279.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.