Home / 14,210.42-21,309.14-6,818.36

Finding the Fourth Proportional to 14,210.42, 21,309.14 and 6,818.36

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Solution

The fourth proportional to 14,210.42, 21,309.14 and 6,818.36 is: 10,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.42 : 21,309.14 = 6,818.36 : x
  2. Step 2: Convert to fraction form
    14,210.42/21,309.14 = 6,818.36/x
  3. Step 3: Cross multiply
    14,210.42x = 21,309.14 × 6,818.36
  4. Step 4: Simplify right side
    14,210.42x = 145,293,298.31
  5. Step 5: Solve for x
    x = 145,293,298.31/14,210.42
  6. Step 6: Final answer
    x = 10,224.42

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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.