Home / 14,672.04-20,256.20-9,644.67

Finding the Fourth Proportional to 14,672.04, 20,256.20 and 9,644.67

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Solution

The fourth proportional to 14,672.04, 20,256.20 and 9,644.67 is: 13,315.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.04 : 20,256.20 = 9,644.67 : x
  2. Step 2: Convert to fraction form
    14,672.04/20,256.20 = 9,644.67/x
  3. Step 3: Cross multiply
    14,672.04x = 20,256.20 × 9,644.67
  4. Step 4: Simplify right side
    14,672.04x = 195,364,316.23
  5. Step 5: Solve for x
    x = 195,364,316.23/14,672.04
  6. Step 6: Final answer
    x = 13,315.42

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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.