Home / 32,418.84-44,739.37-18,271.69

Finding the Fourth Proportional to 32,418.84, 44,739.37 and 18,271.69

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Solution

The fourth proportional to 32,418.84, 44,739.37 and 18,271.69 is: 25,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,418.84 : 44,739.37 = 18,271.69 : x
  2. Step 2: Convert to fraction form
    32,418.84/44,739.37 = 18,271.69/x
  3. Step 3: Cross multiply
    32,418.84x = 44,739.37 × 18,271.69
  4. Step 4: Simplify right side
    32,418.84x = 817,463,810.43
  5. Step 5: Solve for x
    x = 817,463,810.43/32,418.84
  6. Step 6: Final answer
    x = 25,215.70

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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.