Home / 35,429.30-48,890.19-19,513.75

Finding the Fourth Proportional to 35,429.30, 48,890.19 and 19,513.75

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Solution

The fourth proportional to 35,429.30, 48,890.19 and 19,513.75 is: 26,927.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.30 : 48,890.19 = 19,513.75 : x
  2. Step 2: Convert to fraction form
    35,429.30/48,890.19 = 19,513.75/x
  3. Step 3: Cross multiply
    35,429.30x = 48,890.19 × 19,513.75
  4. Step 4: Simplify right side
    35,429.30x = 954,030,945.11
  5. Step 5: Solve for x
    x = 954,030,945.11/35,429.30
  6. Step 6: Final answer
    x = 26,927.74

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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.