Home / 28,929.52-43,364.73-16,423.12

Finding the Fourth Proportional to 28,929.52, 43,364.73 and 16,423.12

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Solution

The fourth proportional to 28,929.52, 43,364.73 and 16,423.12 is: 24,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,929.52 : 43,364.73 = 16,423.12 : x
  2. Step 2: Convert to fraction form
    28,929.52/43,364.73 = 16,423.12/x
  3. Step 3: Cross multiply
    28,929.52x = 43,364.73 × 16,423.12
  4. Step 4: Simplify right side
    28,929.52x = 712,184,164.56
  5. Step 5: Solve for x
    x = 712,184,164.56/28,929.52
  6. Step 6: Final answer
    x = 24,617.90

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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.