Home / 32,653.08-45,071.51-18,515.34

Finding the Fourth Proportional to 32,653.08, 45,071.51 and 18,515.34

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Solution

The fourth proportional to 32,653.08, 45,071.51 and 18,515.34 is: 25,556.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.08 : 45,071.51 = 18,515.34 : x
  2. Step 2: Convert to fraction form
    32,653.08/45,071.51 = 18,515.34/x
  3. Step 3: Cross multiply
    32,653.08x = 45,071.51 × 18,515.34
  4. Step 4: Simplify right side
    32,653.08x = 834,514,239.39
  5. Step 5: Solve for x
    x = 834,514,239.39/32,653.08
  6. Step 6: Final answer
    x = 25,556.98

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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.