Home / 14,822.34-20,455.48-8,536.74

Finding the Fourth Proportional to 14,822.34, 20,455.48 and 8,536.74

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Solution

The fourth proportional to 14,822.34, 20,455.48 and 8,536.74 is: 11,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822.34 : 20,455.48 = 8,536.74 : x
  2. Step 2: Convert to fraction form
    14,822.34/20,455.48 = 8,536.74/x
  3. Step 3: Cross multiply
    14,822.34x = 20,455.48 × 8,536.74
  4. Step 4: Simplify right side
    14,822.34x = 174,623,114.34
  5. Step 5: Solve for x
    x = 174,623,114.34/14,822.34
  6. Step 6: Final answer
    x = 11,781.08

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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.