Home / 53,848.56-80,722.65-18,285.56

Finding the Fourth Proportional to 53,848.56, 80,722.65 and 18,285.56

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Solution

The fourth proportional to 53,848.56, 80,722.65 and 18,285.56 is: 27,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,848.56 : 80,722.65 = 18,285.56 : x
  2. Step 2: Convert to fraction form
    53,848.56/80,722.65 = 18,285.56/x
  3. Step 3: Cross multiply
    53,848.56x = 80,722.65 × 18,285.56
  4. Step 4: Simplify right side
    53,848.56x = 1,476,058,889.69
  5. Step 5: Solve for x
    x = 1,476,058,889.69/53,848.56
  6. Step 6: Final answer
    x = 27,411.30

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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.