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Finding the Fourth Proportional to 14,708.42, 22,060.80 and 8,708.06

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Solution

The fourth proportional to 14,708.42, 22,060.80 and 8,708.06 is: 13,061.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.42 : 22,060.80 = 8,708.06 : x
  2. Step 2: Convert to fraction form
    14,708.42/22,060.80 = 8,708.06/x
  3. Step 3: Cross multiply
    14,708.42x = 22,060.80 × 8,708.06
  4. Step 4: Simplify right side
    14,708.42x = 192,106,770.05
  5. Step 5: Solve for x
    x = 192,106,770.05/14,708.42
  6. Step 6: Final answer
    x = 13,061.01

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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.