Home / 13,532.30-20,298.48-5,216.23

Finding the Fourth Proportional to 13,532.30, 20,298.48 and 5,216.23

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Solution

The fourth proportional to 13,532.30, 20,298.48 and 5,216.23 is: 7,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.30 : 20,298.48 = 5,216.23 : x
  2. Step 2: Convert to fraction form
    13,532.30/20,298.48 = 5,216.23/x
  3. Step 3: Cross multiply
    13,532.30x = 20,298.48 × 5,216.23
  4. Step 4: Simplify right side
    13,532.30x = 105,881,514.25
  5. Step 5: Solve for x
    x = 105,881,514.25/13,532.30
  6. Step 6: Final answer
    x = 7,824.35

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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.