Home / 35,370.99-48,811.68-19,455.12

Finding the Fourth Proportional to 35,370.99, 48,811.68 and 19,455.12

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Solution

The fourth proportional to 35,370.99, 48,811.68 and 19,455.12 is: 26,847.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,370.99 : 48,811.68 = 19,455.12 : x
  2. Step 2: Convert to fraction form
    35,370.99/48,811.68 = 19,455.12/x
  3. Step 3: Cross multiply
    35,370.99x = 48,811.68 × 19,455.12
  4. Step 4: Simplify right side
    35,370.99x = 949,637,091.80
  5. Step 5: Solve for x
    x = 949,637,091.80/35,370.99
  6. Step 6: Final answer
    x = 26,847.91

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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.