Home / 29,432.54-40,628.67-18,106.63

Finding the Fourth Proportional to 29,432.54, 40,628.67 and 18,106.63

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Solution

The fourth proportional to 29,432.54, 40,628.67 and 18,106.63 is: 24,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,432.54 : 40,628.67 = 18,106.63 : x
  2. Step 2: Convert to fraction form
    29,432.54/40,628.67 = 18,106.63/x
  3. Step 3: Cross multiply
    29,432.54x = 40,628.67 × 18,106.63
  4. Step 4: Simplify right side
    29,432.54x = 735,648,091.94
  5. Step 5: Solve for x
    x = 735,648,091.94/29,432.54
  6. Step 6: Final answer
    x = 24,994.38

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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.