Home / 35,649.83-53,527.31-19,885.66

Finding the Fourth Proportional to 35,649.83, 53,527.31 and 19,885.66

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Solution

The fourth proportional to 35,649.83, 53,527.31 and 19,885.66 is: 29,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,649.83 : 53,527.31 = 19,885.66 : x
  2. Step 2: Convert to fraction form
    35,649.83/53,527.31 = 19,885.66/x
  3. Step 3: Cross multiply
    35,649.83x = 53,527.31 × 19,885.66
  4. Step 4: Simplify right side
    35,649.83x = 1,064,425,887.37
  5. Step 5: Solve for x
    x = 1,064,425,887.37/35,649.83
  6. Step 6: Final answer
    x = 29,857.81

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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.