Home / 34,745.86-47,924.85-21,323.62

Finding the Fourth Proportional to 34,745.86, 47,924.85 and 21,323.62

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Solution

The fourth proportional to 34,745.86, 47,924.85 and 21,323.62 is: 29,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,745.86 : 47,924.85 = 21,323.62 : x
  2. Step 2: Convert to fraction form
    34,745.86/47,924.85 = 21,323.62/x
  3. Step 3: Cross multiply
    34,745.86x = 47,924.85 × 21,323.62
  4. Step 4: Simplify right side
    34,745.86x = 1,021,931,289.96
  5. Step 5: Solve for x
    x = 1,021,931,289.96/34,745.86
  6. Step 6: Final answer
    x = 29,411.60

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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.