Home / 38,492.16-57,741.48-13,530.08

Finding the Fourth Proportional to 38,492.16, 57,741.48 and 13,530.08

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Solution

The fourth proportional to 38,492.16, 57,741.48 and 13,530.08 is: 20,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,492.16 : 57,741.48 = 13,530.08 : x
  2. Step 2: Convert to fraction form
    38,492.16/57,741.48 = 13,530.08/x
  3. Step 3: Cross multiply
    38,492.16x = 57,741.48 × 13,530.08
  4. Step 4: Simplify right side
    38,492.16x = 781,246,843.72
  5. Step 5: Solve for x
    x = 781,246,843.72/38,492.16
  6. Step 6: Final answer
    x = 20,296.26

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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.