Home / 16,970.61-23,420.54-9,416.96

Finding the Fourth Proportional to 16,970.61, 23,420.54 and 9,416.96

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Solution

The fourth proportional to 16,970.61, 23,420.54 and 9,416.96 is: 12,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.61 : 23,420.54 = 9,416.96 : x
  2. Step 2: Convert to fraction form
    16,970.61/23,420.54 = 9,416.96/x
  3. Step 3: Cross multiply
    16,970.61x = 23,420.54 × 9,416.96
  4. Step 4: Simplify right side
    16,970.61x = 220,550,185.74
  5. Step 5: Solve for x
    x = 220,550,185.74/16,970.61
  6. Step 6: Final answer
    x = 12,996.01

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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.