Home / 21,880.32-32,823.70-7,084.32

Finding the Fourth Proportional to 21,880.32, 32,823.70 and 7,084.32

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Solution

The fourth proportional to 21,880.32, 32,823.70 and 7,084.32 is: 10,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880.32 : 32,823.70 = 7,084.32 : x
  2. Step 2: Convert to fraction form
    21,880.32/32,823.70 = 7,084.32/x
  3. Step 3: Cross multiply
    21,880.32x = 32,823.70 × 7,084.32
  4. Step 4: Simplify right side
    21,880.32x = 232,533,594.38
  5. Step 5: Solve for x
    x = 232,533,594.38/21,880.32
  6. Step 6: Final answer
    x = 10,627.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.