Home / 35,371.47-48,811.89-19,455.66

Finding the Fourth Proportional to 35,371.47, 48,811.89 and 19,455.66

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Solution

The fourth proportional to 35,371.47, 48,811.89 and 19,455.66 is: 26,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.47 : 48,811.89 = 19,455.66 : x
  2. Step 2: Convert to fraction form
    35,371.47/48,811.89 = 19,455.66/x
  3. Step 3: Cross multiply
    35,371.47x = 48,811.89 × 19,455.66
  4. Step 4: Simplify right side
    35,371.47x = 949,667,535.80
  5. Step 5: Solve for x
    x = 949,667,535.80/35,371.47
  6. Step 6: Final answer
    x = 26,848.40

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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.