Home / 32,387.32-44,694.55-18,961.21

Finding the Fourth Proportional to 32,387.32, 44,694.55 and 18,961.21

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Solution

The fourth proportional to 32,387.32, 44,694.55 and 18,961.21 is: 26,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,387.32 : 44,694.55 = 18,961.21 : x
  2. Step 2: Convert to fraction form
    32,387.32/44,694.55 = 18,961.21/x
  3. Step 3: Cross multiply
    32,387.32x = 44,694.55 × 18,961.21
  4. Step 4: Simplify right side
    32,387.32x = 847,462,748.41
  5. Step 5: Solve for x
    x = 847,462,748.41/32,387.32
  6. Step 6: Final answer
    x = 26,166.50

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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.