Home / 32,897.28-45,396.51-18,556.71

Finding the Fourth Proportional to 32,897.28, 45,396.51 and 18,556.71

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Solution

The fourth proportional to 32,897.28, 45,396.51 and 18,556.71 is: 25,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,897.28 : 45,396.51 = 18,556.71 : x
  2. Step 2: Convert to fraction form
    32,897.28/45,396.51 = 18,556.71/x
  3. Step 3: Cross multiply
    32,897.28x = 45,396.51 × 18,556.71
  4. Step 4: Simplify right side
    32,897.28x = 842,409,871.08
  5. Step 5: Solve for x
    x = 842,409,871.08/32,897.28
  6. Step 6: Final answer
    x = 25,607.28

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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.