Home / 21,560.84-32,293.74-15,704.04

Finding the Fourth Proportional to 21,560.84, 32,293.74 and 15,704.04

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Solution

The fourth proportional to 21,560.84, 32,293.74 and 15,704.04 is: 23,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560.84 : 32,293.74 = 15,704.04 : x
  2. Step 2: Convert to fraction form
    21,560.84/32,293.74 = 15,704.04/x
  3. Step 3: Cross multiply
    21,560.84x = 32,293.74 × 15,704.04
  4. Step 4: Simplify right side
    21,560.84x = 507,142,184.71
  5. Step 5: Solve for x
    x = 507,142,184.71/21,560.84
  6. Step 6: Final answer
    x = 23,521.45

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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.