Home / 39,536.51-54,560.35-21,631.59

Finding the Fourth Proportional to 39,536.51, 54,560.35 and 21,631.59

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Solution

The fourth proportional to 39,536.51, 54,560.35 and 21,631.59 is: 29,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,536.51 : 54,560.35 = 21,631.59 : x
  2. Step 2: Convert to fraction form
    39,536.51/54,560.35 = 21,631.59/x
  3. Step 3: Cross multiply
    39,536.51x = 54,560.35 × 21,631.59
  4. Step 4: Simplify right side
    39,536.51x = 1,180,227,148.50
  5. Step 5: Solve for x
    x = 1,180,227,148.50/39,536.51
  6. Step 6: Final answer
    x = 29,851.58

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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.