Home / 35,348.94-48,782.79-19,434.60

Finding the Fourth Proportional to 35,348.94, 48,782.79 and 19,434.60

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Solution

The fourth proportional to 35,348.94, 48,782.79 and 19,434.60 is: 26,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.94 : 48,782.79 = 19,434.60 : x
  2. Step 2: Convert to fraction form
    35,348.94/48,782.79 = 19,434.60/x
  3. Step 3: Cross multiply
    35,348.94x = 48,782.79 × 19,434.60
  4. Step 4: Simplify right side
    35,348.94x = 948,074,010.53
  5. Step 5: Solve for x
    x = 948,074,010.53/35,348.94
  6. Step 6: Final answer
    x = 26,820.44

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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.