Home / 14,332.95-19,780.35-8,045.73

Finding the Fourth Proportional to 14,332.95, 19,780.35 and 8,045.73

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Solution

The fourth proportional to 14,332.95, 19,780.35 and 8,045.73 is: 11,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.95 : 19,780.35 = 8,045.73 : x
  2. Step 2: Convert to fraction form
    14,332.95/19,780.35 = 8,045.73/x
  3. Step 3: Cross multiply
    14,332.95x = 19,780.35 × 8,045.73
  4. Step 4: Simplify right side
    14,332.95x = 159,147,355.41
  5. Step 5: Solve for x
    x = 159,147,355.41/14,332.95
  6. Step 6: Final answer
    x = 11,103.60

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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.