Home / 14,296.92-21,402.81-12,795.18

Finding the Fourth Proportional to 14,296.92, 21,402.81 and 12,795.18

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Solution

The fourth proportional to 14,296.92, 21,402.81 and 12,795.18 is: 19,154.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.92 : 21,402.81 = 12,795.18 : x
  2. Step 2: Convert to fraction form
    14,296.92/21,402.81 = 12,795.18/x
  3. Step 3: Cross multiply
    14,296.92x = 21,402.81 × 12,795.18
  4. Step 4: Simplify right side
    14,296.92x = 273,852,806.46
  5. Step 5: Solve for x
    x = 273,852,806.46/14,296.92
  6. Step 6: Final answer
    x = 19,154.67

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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.