Home / 14,624.21-21,925.12-12,117.70

Finding the Fourth Proportional to 14,624.21, 21,925.12 and 12,117.70

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Solution

The fourth proportional to 14,624.21, 21,925.12 and 12,117.70 is: 18,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.21 : 21,925.12 = 12,117.70 : x
  2. Step 2: Convert to fraction form
    14,624.21/21,925.12 = 12,117.70/x
  3. Step 3: Cross multiply
    14,624.21x = 21,925.12 × 12,117.70
  4. Step 4: Simplify right side
    14,624.21x = 265,682,026.62
  5. Step 5: Solve for x
    x = 265,682,026.62/14,624.21
  6. Step 6: Final answer
    x = 18,167.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.