Home / 21,968.02-32,951.74-5,328.20

Finding the Fourth Proportional to 21,968.02, 32,951.74 and 5,328.20

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Solution

The fourth proportional to 21,968.02, 32,951.74 and 5,328.20 is: 7,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,968.02 : 32,951.74 = 5,328.20 : x
  2. Step 2: Convert to fraction form
    21,968.02/32,951.74 = 5,328.20/x
  3. Step 3: Cross multiply
    21,968.02x = 32,951.74 × 5,328.20
  4. Step 4: Simplify right side
    21,968.02x = 175,573,461.07
  5. Step 5: Solve for x
    x = 175,573,461.07/21,968.02
  6. Step 6: Final answer
    x = 7,992.23

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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.