Home / 35,657.03-49,206.70-19,742.51

Finding the Fourth Proportional to 35,657.03, 49,206.70 and 19,742.51

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Solution

The fourth proportional to 35,657.03, 49,206.70 and 19,742.51 is: 27,244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.03 : 49,206.70 = 19,742.51 : x
  2. Step 2: Convert to fraction form
    35,657.03/49,206.70 = 19,742.51/x
  3. Step 3: Cross multiply
    35,657.03x = 49,206.70 × 19,742.51
  4. Step 4: Simplify right side
    35,657.03x = 971,463,766.82
  5. Step 5: Solve for x
    x = 971,463,766.82/35,657.03
  6. Step 6: Final answer
    x = 27,244.66

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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.