Home / 14,050.89-21,086.34-6,656.98

Finding the Fourth Proportional to 14,050.89, 21,086.34 and 6,656.98

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Solution

The fourth proportional to 14,050.89, 21,086.34 and 6,656.98 is: 9,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.89 : 21,086.34 = 6,656.98 : x
  2. Step 2: Convert to fraction form
    14,050.89/21,086.34 = 6,656.98/x
  3. Step 3: Cross multiply
    14,050.89x = 21,086.34 × 6,656.98
  4. Step 4: Simplify right side
    14,050.89x = 140,371,343.65
  5. Step 5: Solve for x
    x = 140,371,343.65/14,050.89
  6. Step 6: Final answer
    x = 9,990.21

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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.