Home / 30,353.36-45,500.16-14,540.16

Finding the Fourth Proportional to 30,353.36, 45,500.16 and 14,540.16

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Solution

The fourth proportional to 30,353.36, 45,500.16 and 14,540.16 is: 21,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,353.36 : 45,500.16 = 14,540.16 : x
  2. Step 2: Convert to fraction form
    30,353.36/45,500.16 = 14,540.16/x
  3. Step 3: Cross multiply
    30,353.36x = 45,500.16 × 14,540.16
  4. Step 4: Simplify right side
    30,353.36x = 661,579,606.43
  5. Step 5: Solve for x
    x = 661,579,606.43/30,353.36
  6. Step 6: Final answer
    x = 21,795.93

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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.