Home / 14,657.21-21,986.84-5,892.13

Finding the Fourth Proportional to 14,657.21, 21,986.84 and 5,892.13

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Solution

The fourth proportional to 14,657.21, 21,986.84 and 5,892.13 is: 8,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.21 : 21,986.84 = 5,892.13 : x
  2. Step 2: Convert to fraction form
    14,657.21/21,986.84 = 5,892.13/x
  3. Step 3: Cross multiply
    14,657.21x = 21,986.84 × 5,892.13
  4. Step 4: Simplify right side
    14,657.21x = 129,549,319.57
  5. Step 5: Solve for x
    x = 129,549,319.57/14,657.21
  6. Step 6: Final answer
    x = 8,838.61

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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.