Home / 22,831.62-31,492.08-19,842.36

Finding the Fourth Proportional to 22,831.62, 31,492.08 and 19,842.36

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Solution

The fourth proportional to 22,831.62, 31,492.08 and 19,842.36 is: 27,368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,831.62 : 31,492.08 = 19,842.36 : x
  2. Step 2: Convert to fraction form
    22,831.62/31,492.08 = 19,842.36/x
  3. Step 3: Cross multiply
    22,831.62x = 31,492.08 × 19,842.36
  4. Step 4: Simplify right side
    22,831.62x = 624,877,188.51
  5. Step 5: Solve for x
    x = 624,877,188.51/22,831.62
  6. Step 6: Final answer
    x = 27,368.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.