Home / 18,237.48-27,345.26-7,130.93

Finding the Fourth Proportional to 18,237.48, 27,345.26 and 7,130.93

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Solution

The fourth proportional to 18,237.48, 27,345.26 and 7,130.93 is: 10,692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.48 : 27,345.26 = 7,130.93 : x
  2. Step 2: Convert to fraction form
    18,237.48/27,345.26 = 7,130.93/x
  3. Step 3: Cross multiply
    18,237.48x = 27,345.26 × 7,130.93
  4. Step 4: Simplify right side
    18,237.48x = 194,997,169.81
  5. Step 5: Solve for x
    x = 194,997,169.81/18,237.48
  6. Step 6: Final answer
    x = 10,692.11

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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.