Home / 34,749.06-47,952.93-19,639.71

Finding the Fourth Proportional to 34,749.06, 47,952.93 and 19,639.71

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Solution

The fourth proportional to 34,749.06, 47,952.93 and 19,639.71 is: 27,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749.06 : 47,952.93 = 19,639.71 : x
  2. Step 2: Convert to fraction form
    34,749.06/47,952.93 = 19,639.71/x
  3. Step 3: Cross multiply
    34,749.06x = 47,952.93 × 19,639.71
  4. Step 4: Simplify right side
    34,749.06x = 941,781,638.85
  5. Step 5: Solve for x
    x = 941,781,638.85/34,749.06
  6. Step 6: Final answer
    x = 27,102.36

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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.