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Finding the Fourth Proportional to 16,483.10, 22,746.54 and 9,409.50

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Solution

The fourth proportional to 16,483.10, 22,746.54 and 9,409.50 is: 12,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483.10 : 22,746.54 = 9,409.50 : x
  2. Step 2: Convert to fraction form
    16,483.10/22,746.54 = 9,409.50/x
  3. Step 3: Cross multiply
    16,483.10x = 22,746.54 × 9,409.50
  4. Step 4: Simplify right side
    16,483.10x = 214,033,568.13
  5. Step 5: Solve for x
    x = 214,033,568.13/16,483.10
  6. Step 6: Final answer
    x = 12,985.04

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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.