Home / 39,235.13-58,878.61-18,460.25

Finding the Fourth Proportional to 39,235.13, 58,878.61 and 18,460.25

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Solution

The fourth proportional to 39,235.13, 58,878.61 and 18,460.25 is: 27,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.13 : 58,878.61 = 18,460.25 : x
  2. Step 2: Convert to fraction form
    39,235.13/58,878.61 = 18,460.25/x
  3. Step 3: Cross multiply
    39,235.13x = 58,878.61 × 18,460.25
  4. Step 4: Simplify right side
    39,235.13x = 1,086,913,519.71
  5. Step 5: Solve for x
    x = 1,086,913,519.71/39,235.13
  6. Step 6: Final answer
    x = 27,702.56

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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.