Home / 35,418.94-48,878.13-19,503.35

Finding the Fourth Proportional to 35,418.94, 48,878.13 and 19,503.35

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Solution

The fourth proportional to 35,418.94, 48,878.13 and 19,503.35 is: 26,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,418.94 : 48,878.13 = 19,503.35 : x
  2. Step 2: Convert to fraction form
    35,418.94/48,878.13 = 19,503.35/x
  3. Step 3: Cross multiply
    35,418.94x = 48,878.13 × 19,503.35
  4. Step 4: Simplify right side
    35,418.94x = 953,287,288.78
  5. Step 5: Solve for x
    x = 953,287,288.78/35,418.94
  6. Step 6: Final answer
    x = 26,914.62

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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.