Home / 14,293.37-21,403.13-9,864.70

Finding the Fourth Proportional to 14,293.37, 21,403.13 and 9,864.70

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Solution

The fourth proportional to 14,293.37, 21,403.13 and 9,864.70 is: 14,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.37 : 21,403.13 = 9,864.70 : x
  2. Step 2: Convert to fraction form
    14,293.37/21,403.13 = 9,864.70/x
  3. Step 3: Cross multiply
    14,293.37x = 21,403.13 × 9,864.70
  4. Step 4: Simplify right side
    14,293.37x = 211,135,456.51
  5. Step 5: Solve for x
    x = 211,135,456.51/14,293.37
  6. Step 6: Final answer
    x = 14,771.57

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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.