Home / 14,220.68-21,332.09-10,893.74

Finding the Fourth Proportional to 14,220.68, 21,332.09 and 10,893.74

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Solution

The fourth proportional to 14,220.68, 21,332.09 and 10,893.74 is: 16,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.68 : 21,332.09 = 10,893.74 : x
  2. Step 2: Convert to fraction form
    14,220.68/21,332.09 = 10,893.74/x
  3. Step 3: Cross multiply
    14,220.68x = 21,332.09 × 10,893.74
  4. Step 4: Simplify right side
    14,220.68x = 232,386,162.69
  5. Step 5: Solve for x
    x = 232,386,162.69/14,220.68
  6. Step 6: Final answer
    x = 16,341.43

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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.