Home / 35,022.29-48,328.79-19,918.62

Finding the Fourth Proportional to 35,022.29, 48,328.79 and 19,918.62

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Solution

The fourth proportional to 35,022.29, 48,328.79 and 19,918.62 is: 27,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,022.29 : 48,328.79 = 19,918.62 : x
  2. Step 2: Convert to fraction form
    35,022.29/48,328.79 = 19,918.62/x
  3. Step 3: Cross multiply
    35,022.29x = 48,328.79 × 19,918.62
  4. Step 4: Simplify right side
    35,022.29x = 962,642,703.48
  5. Step 5: Solve for x
    x = 962,642,703.48/35,022.29
  6. Step 6: Final answer
    x = 27,486.58

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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.