Home / 39,215.60-58,837.80-15,844.40

Finding the Fourth Proportional to 39,215.60, 58,837.80 and 15,844.40

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Solution

The fourth proportional to 39,215.60, 58,837.80 and 15,844.40 is: 23,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,215.60 : 58,837.80 = 15,844.40 : x
  2. Step 2: Convert to fraction form
    39,215.60/58,837.80 = 15,844.40/x
  3. Step 3: Cross multiply
    39,215.60x = 58,837.80 × 15,844.40
  4. Step 4: Simplify right side
    39,215.60x = 932,249,638.32
  5. Step 5: Solve for x
    x = 932,249,638.32/39,215.60
  6. Step 6: Final answer
    x = 23,772.42

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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.