Home / 14,089.52-21,118.34-6,683.70

Finding the Fourth Proportional to 14,089.52, 21,118.34 and 6,683.70

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Solution

The fourth proportional to 14,089.52, 21,118.34 and 6,683.70 is: 10,017.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.52 : 21,118.34 = 6,683.70 : x
  2. Step 2: Convert to fraction form
    14,089.52/21,118.34 = 6,683.70/x
  3. Step 3: Cross multiply
    14,089.52x = 21,118.34 × 6,683.70
  4. Step 4: Simplify right side
    14,089.52x = 141,148,649.06
  5. Step 5: Solve for x
    x = 141,148,649.06/14,089.52
  6. Step 6: Final answer
    x = 10,017.99

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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.