Home / 16,712.75-23,063.45-9,159.50

Finding the Fourth Proportional to 16,712.75, 23,063.45 and 9,159.50

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Solution

The fourth proportional to 16,712.75, 23,063.45 and 9,159.50 is: 12,640.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.75 : 23,063.45 = 9,159.50 : x
  2. Step 2: Convert to fraction form
    16,712.75/23,063.45 = 9,159.50/x
  3. Step 3: Cross multiply
    16,712.75x = 23,063.45 × 9,159.50
  4. Step 4: Simplify right side
    16,712.75x = 211,249,509.16
  5. Step 5: Solve for x
    x = 211,249,509.16/16,712.75
  6. Step 6: Final answer
    x = 12,640.02

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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.