Home / 34,089.86-47,038.50-18,982.48

Finding the Fourth Proportional to 34,089.86, 47,038.50 and 18,982.48

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Solution

The fourth proportional to 34,089.86, 47,038.50 and 18,982.48 is: 26,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,089.86 : 47,038.50 = 18,982.48 : x
  2. Step 2: Convert to fraction form
    34,089.86/47,038.50 = 18,982.48/x
  3. Step 3: Cross multiply
    34,089.86x = 47,038.50 × 18,982.48
  4. Step 4: Simplify right side
    34,089.86x = 892,907,170.40
  5. Step 5: Solve for x
    x = 892,907,170.40/34,089.86
  6. Step 6: Final answer
    x = 26,192.75

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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.