Home / 14,536.64-20,064.40-8,572.28

Finding the Fourth Proportional to 14,536.64, 20,064.40 and 8,572.28

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Solution

The fourth proportional to 14,536.64, 20,064.40 and 8,572.28 is: 11,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536.64 : 20,064.40 = 8,572.28 : x
  2. Step 2: Convert to fraction form
    14,536.64/20,064.40 = 8,572.28/x
  3. Step 3: Cross multiply
    14,536.64x = 20,064.40 × 8,572.28
  4. Step 4: Simplify right side
    14,536.64x = 171,997,654.83
  5. Step 5: Solve for x
    x = 171,997,654.83/14,536.64
  6. Step 6: Final answer
    x = 11,832.01

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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.