Home / 35,143.83-48,499.65-19,228.30

Finding the Fourth Proportional to 35,143.83, 48,499.65 and 19,228.30

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Solution

The fourth proportional to 35,143.83, 48,499.65 and 19,228.30 is: 26,535.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.83 : 48,499.65 = 19,228.30 : x
  2. Step 2: Convert to fraction form
    35,143.83/48,499.65 = 19,228.30/x
  3. Step 3: Cross multiply
    35,143.83x = 48,499.65 × 19,228.30
  4. Step 4: Simplify right side
    35,143.83x = 932,565,698.85
  5. Step 5: Solve for x
    x = 932,565,698.85/35,143.83
  6. Step 6: Final answer
    x = 26,535.69

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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.