Home / 16,402.50-22,636.48-9,328.92

Finding the Fourth Proportional to 16,402.50, 22,636.48 and 9,328.92

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Solution

The fourth proportional to 16,402.50, 22,636.48 and 9,328.92 is: 12,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.50 : 22,636.48 = 9,328.92 : x
  2. Step 2: Convert to fraction form
    16,402.50/22,636.48 = 9,328.92/x
  3. Step 3: Cross multiply
    16,402.50x = 22,636.48 × 9,328.92
  4. Step 4: Simplify right side
    16,402.50x = 211,173,908.26
  5. Step 5: Solve for x
    x = 211,173,908.26/16,402.50
  6. Step 6: Final answer
    x = 12,874.50

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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.