Home / 36,742.84-55,085.70-11,768.51

Finding the Fourth Proportional to 36,742.84, 55,085.70 and 11,768.51

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Solution

The fourth proportional to 36,742.84, 55,085.70 and 11,768.51 is: 17,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.84 : 55,085.70 = 11,768.51 : x
  2. Step 2: Convert to fraction form
    36,742.84/55,085.70 = 11,768.51/x
  3. Step 3: Cross multiply
    36,742.84x = 55,085.70 × 11,768.51
  4. Step 4: Simplify right side
    36,742.84x = 648,276,611.31
  5. Step 5: Solve for x
    x = 648,276,611.31/36,742.84
  6. Step 6: Final answer
    x = 17,643.62

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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.