Home / 14,068.69-19,420.77-8,766.13

Finding the Fourth Proportional to 14,068.69, 19,420.77 and 8,766.13

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Solution

The fourth proportional to 14,068.69, 19,420.77 and 8,766.13 is: 12,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.69 : 19,420.77 = 8,766.13 : x
  2. Step 2: Convert to fraction form
    14,068.69/19,420.77 = 8,766.13/x
  3. Step 3: Cross multiply
    14,068.69x = 19,420.77 × 8,766.13
  4. Step 4: Simplify right side
    14,068.69x = 170,244,897.42
  5. Step 5: Solve for x
    x = 170,244,897.42/14,068.69
  6. Step 6: Final answer
    x = 12,100.98

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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.