Home / 34,289.21-47,323.47-19,182.71

Finding the Fourth Proportional to 34,289.21, 47,323.47 and 19,182.71

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Solution

The fourth proportional to 34,289.21, 47,323.47 and 19,182.71 is: 26,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.21 : 47,323.47 = 19,182.71 : x
  2. Step 2: Convert to fraction form
    34,289.21/47,323.47 = 19,182.71/x
  3. Step 3: Cross multiply
    34,289.21x = 47,323.47 × 19,182.71
  4. Step 4: Simplify right side
    34,289.21x = 907,792,401.20
  5. Step 5: Solve for x
    x = 907,792,401.20/34,289.21
  6. Step 6: Final answer
    x = 26,474.58

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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.