Home / 35,119.85-48,465.41-19,205.78

Finding the Fourth Proportional to 35,119.85, 48,465.41 and 19,205.78

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Solution

The fourth proportional to 35,119.85, 48,465.41 and 19,205.78 is: 26,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,119.85 : 48,465.41 = 19,205.78 : x
  2. Step 2: Convert to fraction form
    35,119.85/48,465.41 = 19,205.78/x
  3. Step 3: Cross multiply
    35,119.85x = 48,465.41 × 19,205.78
  4. Step 4: Simplify right side
    35,119.85x = 930,815,663.71
  5. Step 5: Solve for x
    x = 930,815,663.71/35,119.85
  6. Step 6: Final answer
    x = 26,503.98

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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.