Home / 34,081.51-47,039.48-19,937.83

Finding the Fourth Proportional to 34,081.51, 47,039.48 and 19,937.83

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Solution

The fourth proportional to 34,081.51, 47,039.48 and 19,937.83 is: 27,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.51 : 47,039.48 = 19,937.83 : x
  2. Step 2: Convert to fraction form
    34,081.51/47,039.48 = 19,937.83/x
  3. Step 3: Cross multiply
    34,081.51x = 47,039.48 × 19,937.83
  4. Step 4: Simplify right side
    34,081.51x = 937,865,155.53
  5. Step 5: Solve for x
    x = 937,865,155.53/34,081.51
  6. Step 6: Final answer
    x = 27,518.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.