Home / 43,979.18-65,962.37-14,398.17

Finding the Fourth Proportional to 43,979.18, 65,962.37 and 14,398.17

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Solution

The fourth proportional to 43,979.18, 65,962.37 and 14,398.17 is: 21,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,979.18 : 65,962.37 = 14,398.17 : x
  2. Step 2: Convert to fraction form
    43,979.18/65,962.37 = 14,398.17/x
  3. Step 3: Cross multiply
    43,979.18x = 65,962.37 × 14,398.17
  4. Step 4: Simplify right side
    43,979.18x = 949,737,344.87
  5. Step 5: Solve for x
    x = 949,737,344.87/43,979.18
  6. Step 6: Final answer
    x = 21,595.16

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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.