Home / 25,875.47-38,800.92-11,831.33

Finding the Fourth Proportional to 25,875.47, 38,800.92 and 11,831.33

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Solution

The fourth proportional to 25,875.47, 38,800.92 and 11,831.33 is: 17,741.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875.47 : 38,800.92 = 11,831.33 : x
  2. Step 2: Convert to fraction form
    25,875.47/38,800.92 = 11,831.33/x
  3. Step 3: Cross multiply
    25,875.47x = 38,800.92 × 11,831.33
  4. Step 4: Simplify right side
    25,875.47x = 459,066,488.82
  5. Step 5: Solve for x
    x = 459,066,488.82/25,875.47
  6. Step 6: Final answer
    x = 17,741.38

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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.