Home / 23,106.21-34,492.17-20,303.70

Finding the Fourth Proportional to 23,106.21, 34,492.17 and 20,303.70

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Solution

The fourth proportional to 23,106.21, 34,492.17 and 20,303.70 is: 30,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106.21 : 34,492.17 = 20,303.70 : x
  2. Step 2: Convert to fraction form
    23,106.21/34,492.17 = 20,303.70/x
  3. Step 3: Cross multiply
    23,106.21x = 34,492.17 × 20,303.70
  4. Step 4: Simplify right side
    23,106.21x = 700,318,672.03
  5. Step 5: Solve for x
    x = 700,318,672.03/23,106.21
  6. Step 6: Final answer
    x = 30,308.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.