Home / 19,769.04-27,270-17,416.80

Finding the Fourth Proportional to 19,769.04, 27,270 and 17,416.80

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Solution

The fourth proportional to 19,769.04, 27,270 and 17,416.80 is: 24,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.04 : 27,270 = 17,416.80 : x
  2. Step 2: Convert to fraction form
    19,769.04/27,270 = 17,416.80/x
  3. Step 3: Cross multiply
    19,769.04x = 27,270 × 17,416.80
  4. Step 4: Simplify right side
    19,769.04x = 474,956,136
  5. Step 5: Solve for x
    x = 474,956,136/19,769.04
  6. Step 6: Final answer
    x = 24,025.25

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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.