Home / 14,891.42-20,548.63-8,922.94

Finding the Fourth Proportional to 14,891.42, 20,548.63 and 8,922.94

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Solution

The fourth proportional to 14,891.42, 20,548.63 and 8,922.94 is: 12,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891.42 : 20,548.63 = 8,922.94 : x
  2. Step 2: Convert to fraction form
    14,891.42/20,548.63 = 8,922.94/x
  3. Step 3: Cross multiply
    14,891.42x = 20,548.63 × 8,922.94
  4. Step 4: Simplify right side
    14,891.42x = 183,354,192.57
  5. Step 5: Solve for x
    x = 183,354,192.57/14,891.42
  6. Step 6: Final answer
    x = 12,312.74

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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.