Home / 27,543.16-41,291.74-12,762.68

Finding the Fourth Proportional to 27,543.16, 41,291.74 and 12,762.68

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Solution

The fourth proportional to 27,543.16, 41,291.74 and 12,762.68 is: 19,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.16 : 41,291.74 = 12,762.68 : x
  2. Step 2: Convert to fraction form
    27,543.16/41,291.74 = 12,762.68/x
  3. Step 3: Cross multiply
    27,543.16x = 41,291.74 × 12,762.68
  4. Step 4: Simplify right side
    27,543.16x = 526,993,264.26
  5. Step 5: Solve for x
    x = 526,993,264.26/27,543.16
  6. Step 6: Final answer
    x = 19,133.36

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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.