Home / 39,929.93-55,103.69-22,024.98

Finding the Fourth Proportional to 39,929.93, 55,103.69 and 22,024.98

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Solution

The fourth proportional to 39,929.93, 55,103.69 and 22,024.98 is: 30,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.93 : 55,103.69 = 22,024.98 : x
  2. Step 2: Convert to fraction form
    39,929.93/55,103.69 = 22,024.98/x
  3. Step 3: Cross multiply
    39,929.93x = 55,103.69 × 22,024.98
  4. Step 4: Simplify right side
    39,929.93x = 1,213,657,560.05
  5. Step 5: Solve for x
    x = 1,213,657,560.05/39,929.93
  6. Step 6: Final answer
    x = 30,394.69

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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.