Home / 14,206.57-21,271.17-10,261.87

Finding the Fourth Proportional to 14,206.57, 21,271.17 and 10,261.87

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Solution

The fourth proportional to 14,206.57, 21,271.17 and 10,261.87 is: 15,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.57 : 21,271.17 = 10,261.87 : x
  2. Step 2: Convert to fraction form
    14,206.57/21,271.17 = 10,261.87/x
  3. Step 3: Cross multiply
    14,206.57x = 21,271.17 × 10,261.87
  4. Step 4: Simplify right side
    14,206.57x = 218,281,981.29
  5. Step 5: Solve for x
    x = 218,281,981.29/14,206.57
  6. Step 6: Final answer
    x = 15,364.86

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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.