Home / 18,681.04-28,024.01-7,588.09

Finding the Fourth Proportional to 18,681.04, 28,024.01 and 7,588.09

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Solution

The fourth proportional to 18,681.04, 28,024.01 and 7,588.09 is: 11,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,681.04 : 28,024.01 = 7,588.09 : x
  2. Step 2: Convert to fraction form
    18,681.04/28,024.01 = 7,588.09/x
  3. Step 3: Cross multiply
    18,681.04x = 28,024.01 × 7,588.09
  4. Step 4: Simplify right side
    18,681.04x = 212,648,710.04
  5. Step 5: Solve for x
    x = 212,648,710.04/18,681.04
  6. Step 6: Final answer
    x = 11,383.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.