Home / 32,159.94-44,380.86-18,740.40

Finding the Fourth Proportional to 32,159.94, 44,380.86 and 18,740.40

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Solution

The fourth proportional to 32,159.94, 44,380.86 and 18,740.40 is: 25,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,159.94 : 44,380.86 = 18,740.40 : x
  2. Step 2: Convert to fraction form
    32,159.94/44,380.86 = 18,740.40/x
  3. Step 3: Cross multiply
    32,159.94x = 44,380.86 × 18,740.40
  4. Step 4: Simplify right side
    32,159.94x = 831,715,068.74
  5. Step 5: Solve for x
    x = 831,715,068.74/32,159.94
  6. Step 6: Final answer
    x = 25,861.84

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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.