Home / 53,964.67-80,947.16-18,896.13

Finding the Fourth Proportional to 53,964.67, 80,947.16 and 18,896.13

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Solution

The fourth proportional to 53,964.67, 80,947.16 and 18,896.13 is: 28,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,964.67 : 80,947.16 = 18,896.13 : x
  2. Step 2: Convert to fraction form
    53,964.67/80,947.16 = 18,896.13/x
  3. Step 3: Cross multiply
    53,964.67x = 80,947.16 × 18,896.13
  4. Step 4: Simplify right side
    53,964.67x = 1,529,588,058.49
  5. Step 5: Solve for x
    x = 1,529,588,058.49/53,964.67
  6. Step 6: Final answer
    x = 28,344.25

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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.