Home / 12,237.30-18,404.55-10,973.70

Finding the Fourth Proportional to 12,237.30, 18,404.55 and 10,973.70

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Solution

The fourth proportional to 12,237.30, 18,404.55 and 10,973.70 is: 16,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.30 : 18,404.55 = 10,973.70 : x
  2. Step 2: Convert to fraction form
    12,237.30/18,404.55 = 10,973.70/x
  3. Step 3: Cross multiply
    12,237.30x = 18,404.55 × 10,973.70
  4. Step 4: Simplify right side
    12,237.30x = 201,966,010.34
  5. Step 5: Solve for x
    x = 201,966,010.34/12,237.30
  6. Step 6: Final answer
    x = 16,504.13

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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.