Home / 27,904.74-38,518.65-18,476.34

Finding the Fourth Proportional to 27,904.74, 38,518.65 and 18,476.34

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Solution

The fourth proportional to 27,904.74, 38,518.65 and 18,476.34 is: 25,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904.74 : 38,518.65 = 18,476.34 : x
  2. Step 2: Convert to fraction form
    27,904.74/38,518.65 = 18,476.34/x
  3. Step 3: Cross multiply
    27,904.74x = 38,518.65 × 18,476.34
  4. Step 4: Simplify right side
    27,904.74x = 711,683,673.74
  5. Step 5: Solve for x
    x = 711,683,673.74/27,904.74
  6. Step 6: Final answer
    x = 25,504.04

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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.