Home / 14,539.56-21,776.13-8,684.16

Finding the Fourth Proportional to 14,539.56, 21,776.13 and 8,684.16

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Solution

The fourth proportional to 14,539.56, 21,776.13 and 8,684.16 is: 13,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.56 : 21,776.13 = 8,684.16 : x
  2. Step 2: Convert to fraction form
    14,539.56/21,776.13 = 8,684.16/x
  3. Step 3: Cross multiply
    14,539.56x = 21,776.13 × 8,684.16
  4. Step 4: Simplify right side
    14,539.56x = 189,107,397.10
  5. Step 5: Solve for x
    x = 189,107,397.10/14,539.56
  6. Step 6: Final answer
    x = 13,006.40

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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.