Home / 34,247.36-47,262.40-19,139.52

Finding the Fourth Proportional to 34,247.36, 47,262.40 and 19,139.52

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Solution

The fourth proportional to 34,247.36, 47,262.40 and 19,139.52 is: 26,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,247.36 : 47,262.40 = 19,139.52 : x
  2. Step 2: Convert to fraction form
    34,247.36/47,262.40 = 19,139.52/x
  3. Step 3: Cross multiply
    34,247.36x = 47,262.40 × 19,139.52
  4. Step 4: Simplify right side
    34,247.36x = 904,579,650.05
  5. Step 5: Solve for x
    x = 904,579,650.05/34,247.36
  6. Step 6: Final answer
    x = 26,413.12

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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.