Home / 35,518.41-49,015.51-19,385.87

Finding the Fourth Proportional to 35,518.41, 49,015.51 and 19,385.87

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Solution

The fourth proportional to 35,518.41, 49,015.51 and 19,385.87 is: 26,752.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,518.41 : 49,015.51 = 19,385.87 : x
  2. Step 2: Convert to fraction form
    35,518.41/49,015.51 = 19,385.87/x
  3. Step 3: Cross multiply
    35,518.41x = 49,015.51 × 19,385.87
  4. Step 4: Simplify right side
    35,518.41x = 950,207,974.95
  5. Step 5: Solve for x
    x = 950,207,974.95/35,518.41
  6. Step 6: Final answer
    x = 26,752.55

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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.