Home / 14,934.34-20,607.06-8,645.50

Finding the Fourth Proportional to 14,934.34, 20,607.06 and 8,645.50

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Solution

The fourth proportional to 14,934.34, 20,607.06 and 8,645.50 is: 11,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,934.34 : 20,607.06 = 8,645.50 : x
  2. Step 2: Convert to fraction form
    14,934.34/20,607.06 = 8,645.50/x
  3. Step 3: Cross multiply
    14,934.34x = 20,607.06 × 8,645.50
  4. Step 4: Simplify right side
    14,934.34x = 178,158,337.23
  5. Step 5: Solve for x
    x = 178,158,337.23/14,934.34
  6. Step 6: Final answer
    x = 11,929.44

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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.