Home / 23,403.10-35,118.54-8,622.40

Finding the Fourth Proportional to 23,403.10, 35,118.54 and 8,622.40

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Solution

The fourth proportional to 23,403.10, 35,118.54 and 8,622.40 is: 12,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,403.10 : 35,118.54 = 8,622.40 : x
  2. Step 2: Convert to fraction form
    23,403.10/35,118.54 = 8,622.40/x
  3. Step 3: Cross multiply
    23,403.10x = 35,118.54 × 8,622.40
  4. Step 4: Simplify right side
    23,403.10x = 302,806,099.30
  5. Step 5: Solve for x
    x = 302,806,099.30/23,403.10
  6. Step 6: Final answer
    x = 12,938.72

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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.