Home / 14,066.05-21,070.86-6,677.68

Finding the Fourth Proportional to 14,066.05, 21,070.86 and 6,677.68

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Solution

The fourth proportional to 14,066.05, 21,070.86 and 6,677.68 is: 10,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.05 : 21,070.86 = 6,677.68 : x
  2. Step 2: Convert to fraction form
    14,066.05/21,070.86 = 6,677.68/x
  3. Step 3: Cross multiply
    14,066.05x = 21,070.86 × 6,677.68
  4. Step 4: Simplify right side
    14,066.05x = 140,704,460.40
  5. Step 5: Solve for x
    x = 140,704,460.40/14,066.05
  6. Step 6: Final answer
    x = 10,003.13

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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.