Home / 30,237.77-45,343.83-11,507.33

Finding the Fourth Proportional to 30,237.77, 45,343.83 and 11,507.33

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Solution

The fourth proportional to 30,237.77, 45,343.83 and 11,507.33 is: 17,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.77 : 45,343.83 = 11,507.33 : x
  2. Step 2: Convert to fraction form
    30,237.77/45,343.83 = 11,507.33/x
  3. Step 3: Cross multiply
    30,237.77x = 45,343.83 × 11,507.33
  4. Step 4: Simplify right side
    30,237.77x = 521,786,415.27
  5. Step 5: Solve for x
    x = 521,786,415.27/30,237.77
  6. Step 6: Final answer
    x = 17,256.11

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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.