Home / 14,221.68-21,333.59-10,894.74

Finding the Fourth Proportional to 14,221.68, 21,333.59 and 10,894.74

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Solution

The fourth proportional to 14,221.68, 21,333.59 and 10,894.74 is: 16,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.68 : 21,333.59 = 10,894.74 : x
  2. Step 2: Convert to fraction form
    14,221.68/21,333.59 = 10,894.74/x
  3. Step 3: Cross multiply
    14,221.68x = 21,333.59 × 10,894.74
  4. Step 4: Simplify right side
    14,221.68x = 232,423,916.32
  5. Step 5: Solve for x
    x = 232,423,916.32/14,221.68
  6. Step 6: Final answer
    x = 16,342.93

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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.