Home / 21,718.64-32,566.95-10,608.68

Finding the Fourth Proportional to 21,718.64, 32,566.95 and 10,608.68

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Solution

The fourth proportional to 21,718.64, 32,566.95 and 10,608.68 is: 15,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,718.64 : 32,566.95 = 10,608.68 : x
  2. Step 2: Convert to fraction form
    21,718.64/32,566.95 = 10,608.68/x
  3. Step 3: Cross multiply
    21,718.64x = 32,566.95 × 10,608.68
  4. Step 4: Simplify right side
    21,718.64x = 345,492,188.29
  5. Step 5: Solve for x
    x = 345,492,188.29/21,718.64
  6. Step 6: Final answer
    x = 15,907.64

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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.