Home / 35,405.07-48,858.99-19,489.52

Finding the Fourth Proportional to 35,405.07, 48,858.99 and 19,489.52

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Solution

The fourth proportional to 35,405.07, 48,858.99 and 19,489.52 is: 26,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405.07 : 48,858.99 = 19,489.52 : x
  2. Step 2: Convert to fraction form
    35,405.07/48,858.99 = 19,489.52/x
  3. Step 3: Cross multiply
    35,405.07x = 48,858.99 × 19,489.52
  4. Step 4: Simplify right side
    35,405.07x = 952,238,018.49
  5. Step 5: Solve for x
    x = 952,238,018.49/35,405.07
  6. Step 6: Final answer
    x = 26,895.53

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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.