Home / 36,656.40-54,947.16-14,439.21

Finding the Fourth Proportional to 36,656.40, 54,947.16 and 14,439.21

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Solution

The fourth proportional to 36,656.40, 54,947.16 and 14,439.21 is: 21,644.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,656.40 : 54,947.16 = 14,439.21 : x
  2. Step 2: Convert to fraction form
    36,656.40/54,947.16 = 14,439.21/x
  3. Step 3: Cross multiply
    36,656.40x = 54,947.16 × 14,439.21
  4. Step 4: Simplify right side
    36,656.40x = 793,393,685.17
  5. Step 5: Solve for x
    x = 793,393,685.17/36,656.40
  6. Step 6: Final answer
    x = 21,644.07

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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.