Home / 17,817.76-24,588.51-9,860.01

Finding the Fourth Proportional to 17,817.76, 24,588.51 and 9,860.01

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Solution

The fourth proportional to 17,817.76, 24,588.51 and 9,860.01 is: 13,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.76 : 24,588.51 = 9,860.01 : x
  2. Step 2: Convert to fraction form
    17,817.76/24,588.51 = 9,860.01/x
  3. Step 3: Cross multiply
    17,817.76x = 24,588.51 × 9,860.01
  4. Step 4: Simplify right side
    17,817.76x = 242,442,954.49
  5. Step 5: Solve for x
    x = 242,442,954.49/17,817.76
  6. Step 6: Final answer
    x = 13,606.81

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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.