Home / 23,495.45-32,423.55-12,884.90

Finding the Fourth Proportional to 23,495.45, 32,423.55 and 12,884.90

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Solution

The fourth proportional to 23,495.45, 32,423.55 and 12,884.90 is: 17,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,495.45 : 32,423.55 = 12,884.90 : x
  2. Step 2: Convert to fraction form
    23,495.45/32,423.55 = 12,884.90/x
  3. Step 3: Cross multiply
    23,495.45x = 32,423.55 × 12,884.90
  4. Step 4: Simplify right side
    23,495.45x = 417,774,199.40
  5. Step 5: Solve for x
    x = 417,774,199.40/23,495.45
  6. Step 6: Final answer
    x = 17,781.07

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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.