Home / 14,646.05-20,221.26-9,066.77

Finding the Fourth Proportional to 14,646.05, 20,221.26 and 9,066.77

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Solution

The fourth proportional to 14,646.05, 20,221.26 and 9,066.77 is: 12,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.05 : 20,221.26 = 9,066.77 : x
  2. Step 2: Convert to fraction form
    14,646.05/20,221.26 = 9,066.77/x
  3. Step 3: Cross multiply
    14,646.05x = 20,221.26 × 9,066.77
  4. Step 4: Simplify right side
    14,646.05x = 183,341,412.42
  5. Step 5: Solve for x
    x = 183,341,412.42/14,646.05
  6. Step 6: Final answer
    x = 12,518.15

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Half scale
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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.