Home / 34,931.75-48,205.80-19,016.31

Finding the Fourth Proportional to 34,931.75, 48,205.80 and 19,016.31

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Solution

The fourth proportional to 34,931.75, 48,205.80 and 19,016.31 is: 26,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,931.75 : 48,205.80 = 19,016.31 : x
  2. Step 2: Convert to fraction form
    34,931.75/48,205.80 = 19,016.31/x
  3. Step 3: Cross multiply
    34,931.75x = 48,205.80 × 19,016.31
  4. Step 4: Simplify right side
    34,931.75x = 916,696,436.60
  5. Step 5: Solve for x
    x = 916,696,436.60/34,931.75
  6. Step 6: Final answer
    x = 26,242.50

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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.