Home / 27,848.80-38,366.36-22,783.49

Finding the Fourth Proportional to 27,848.80, 38,366.36 and 22,783.49

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Solution

The fourth proportional to 27,848.80, 38,366.36 and 22,783.49 is: 31,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.80 : 38,366.36 = 22,783.49 : x
  2. Step 2: Convert to fraction form
    27,848.80/38,366.36 = 22,783.49/x
  3. Step 3: Cross multiply
    27,848.80x = 38,366.36 × 22,783.49
  4. Step 4: Simplify right side
    27,848.80x = 874,119,718.77
  5. Step 5: Solve for x
    x = 874,119,718.77/27,848.80
  6. Step 6: Final answer
    x = 31,388.06

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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.