Home / 14,068.91-19,421.07-8,766.35

Finding the Fourth Proportional to 14,068.91, 19,421.07 and 8,766.35

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Solution

The fourth proportional to 14,068.91, 19,421.07 and 8,766.35 is: 12,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.91 : 19,421.07 = 8,766.35 : x
  2. Step 2: Convert to fraction form
    14,068.91/19,421.07 = 8,766.35/x
  3. Step 3: Cross multiply
    14,068.91x = 19,421.07 × 8,766.35
  4. Step 4: Simplify right side
    14,068.91x = 170,251,799.89
  5. Step 5: Solve for x
    x = 170,251,799.89/14,068.91
  6. Step 6: Final answer
    x = 12,101.28

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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.