Home / 14,089.14-21,139.58-6,187.59

Finding the Fourth Proportional to 14,089.14, 21,139.58 and 6,187.59

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Solution

The fourth proportional to 14,089.14, 21,139.58 and 6,187.59 is: 9,283.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.14 : 21,139.58 = 6,187.59 : x
  2. Step 2: Convert to fraction form
    14,089.14/21,139.58 = 6,187.59/x
  3. Step 3: Cross multiply
    14,089.14x = 21,139.58 × 6,187.59
  4. Step 4: Simplify right side
    14,089.14x = 130,803,069.28
  5. Step 5: Solve for x
    x = 130,803,069.28/14,089.14
  6. Step 6: Final answer
    x = 9,283.96

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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.