Home / 32,860.56-45,347.88-18,713.20

Finding the Fourth Proportional to 32,860.56, 45,347.88 and 18,713.20

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Solution

The fourth proportional to 32,860.56, 45,347.88 and 18,713.20 is: 25,824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,860.56 : 45,347.88 = 18,713.20 : x
  2. Step 2: Convert to fraction form
    32,860.56/45,347.88 = 18,713.20/x
  3. Step 3: Cross multiply
    32,860.56x = 45,347.88 × 18,713.20
  4. Step 4: Simplify right side
    32,860.56x = 848,603,948.02
  5. Step 5: Solve for x
    x = 848,603,948.02/32,860.56
  6. Step 6: Final answer
    x = 25,824.39

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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.