Home / 14,595.52-20,144.46-8,307.76

Finding the Fourth Proportional to 14,595.52, 20,144.46 and 8,307.76

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Solution

The fourth proportional to 14,595.52, 20,144.46 and 8,307.76 is: 11,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595.52 : 20,144.46 = 8,307.76 : x
  2. Step 2: Convert to fraction form
    14,595.52/20,144.46 = 8,307.76/x
  3. Step 3: Cross multiply
    14,595.52x = 20,144.46 × 8,307.76
  4. Step 4: Simplify right side
    14,595.52x = 167,355,339.01
  5. Step 5: Solve for x
    x = 167,355,339.01/14,595.52
  6. Step 6: Final answer
    x = 11,466.21

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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.