Home / 32,478.16-44,815.04-19,724.69

Finding the Fourth Proportional to 32,478.16, 44,815.04 and 19,724.69

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Solution

The fourth proportional to 32,478.16, 44,815.04 and 19,724.69 is: 27,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,478.16 : 44,815.04 = 19,724.69 : x
  2. Step 2: Convert to fraction form
    32,478.16/44,815.04 = 19,724.69/x
  3. Step 3: Cross multiply
    32,478.16x = 44,815.04 × 19,724.69
  4. Step 4: Simplify right side
    32,478.16x = 883,962,771.34
  5. Step 5: Solve for x
    x = 883,962,771.34/32,478.16
  6. Step 6: Final answer
    x = 27,217.14

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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.