Home / 14,182.34-21,264.39-6,786.63

Finding the Fourth Proportional to 14,182.34, 21,264.39 and 6,786.63

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Solution

The fourth proportional to 14,182.34, 21,264.39 and 6,786.63 is: 10,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.34 : 21,264.39 = 6,786.63 : x
  2. Step 2: Convert to fraction form
    14,182.34/21,264.39 = 6,786.63/x
  3. Step 3: Cross multiply
    14,182.34x = 21,264.39 × 6,786.63
  4. Step 4: Simplify right side
    14,182.34x = 144,313,547.11
  5. Step 5: Solve for x
    x = 144,313,547.11/14,182.34
  6. Step 6: Final answer
    x = 10,175.58

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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.