Home / 14,263.29-21,402.63-6,765.12

Finding the Fourth Proportional to 14,263.29, 21,402.63 and 6,765.12

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Solution

The fourth proportional to 14,263.29, 21,402.63 and 6,765.12 is: 10,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.29 : 21,402.63 = 6,765.12 : x
  2. Step 2: Convert to fraction form
    14,263.29/21,402.63 = 6,765.12/x
  3. Step 3: Cross multiply
    14,263.29x = 21,402.63 × 6,765.12
  4. Step 4: Simplify right side
    14,263.29x = 144,791,360.27
  5. Step 5: Solve for x
    x = 144,791,360.27/14,263.29
  6. Step 6: Final answer
    x = 10,151.33

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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.