Home / 16,975.12-23,420.04-10,262.80

Finding the Fourth Proportional to 16,975.12, 23,420.04 and 10,262.80

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Solution

The fourth proportional to 16,975.12, 23,420.04 and 10,262.80 is: 14,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.12 : 23,420.04 = 10,262.80 : x
  2. Step 2: Convert to fraction form
    16,975.12/23,420.04 = 10,262.80/x
  3. Step 3: Cross multiply
    16,975.12x = 23,420.04 × 10,262.80
  4. Step 4: Simplify right side
    16,975.12x = 240,355,186.51
  5. Step 5: Solve for x
    x = 240,355,186.51/16,975.12
  6. Step 6: Final answer
    x = 14,159.26

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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.