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Finding the Fourth Proportional to 32,392.86, 44,686.86 and 18,955.80

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Solution

The fourth proportional to 32,392.86, 44,686.86 and 18,955.80 is: 26,150.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,392.86 : 44,686.86 = 18,955.80 : x
  2. Step 2: Convert to fraction form
    32,392.86/44,686.86 = 18,955.80/x
  3. Step 3: Cross multiply
    32,392.86x = 44,686.86 × 18,955.80
  4. Step 4: Simplify right side
    32,392.86x = 847,075,143.96
  5. Step 5: Solve for x
    x = 847,075,143.96/32,392.86
  6. Step 6: Final answer
    x = 26,150.06

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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.