Home / 38,893.20-58,368.60-15,536.40

Finding the Fourth Proportional to 38,893.20, 58,368.60 and 15,536.40

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Solution

The fourth proportional to 38,893.20, 58,368.60 and 15,536.40 is: 23,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,893.20 : 58,368.60 = 15,536.40 : x
  2. Step 2: Convert to fraction form
    38,893.20/58,368.60 = 15,536.40/x
  3. Step 3: Cross multiply
    38,893.20x = 58,368.60 × 15,536.40
  4. Step 4: Simplify right side
    38,893.20x = 906,837,917.04
  5. Step 5: Solve for x
    x = 906,837,917.04/38,893.20
  6. Step 6: Final answer
    x = 23,316.10

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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.