Home / 14,166.18-19,547.15-8,196.68

Finding the Fourth Proportional to 14,166.18, 19,547.15 and 8,196.68

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Solution

The fourth proportional to 14,166.18, 19,547.15 and 8,196.68 is: 11,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.18 : 19,547.15 = 8,196.68 : x
  2. Step 2: Convert to fraction form
    14,166.18/19,547.15 = 8,196.68/x
  3. Step 3: Cross multiply
    14,166.18x = 19,547.15 × 8,196.68
  4. Step 4: Simplify right side
    14,166.18x = 160,221,594.74
  5. Step 5: Solve for x
    x = 160,221,594.74/14,166.18
  6. Step 6: Final answer
    x = 11,310.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.