Home / 30,259.45-45,389.51-9,202.92

Finding the Fourth Proportional to 30,259.45, 45,389.51 and 9,202.92

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Solution

The fourth proportional to 30,259.45, 45,389.51 and 9,202.92 is: 13,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.45 : 45,389.51 = 9,202.92 : x
  2. Step 2: Convert to fraction form
    30,259.45/45,389.51 = 9,202.92/x
  3. Step 3: Cross multiply
    30,259.45x = 45,389.51 × 9,202.92
  4. Step 4: Simplify right side
    30,259.45x = 417,716,029.37
  5. Step 5: Solve for x
    x = 417,716,029.37/30,259.45
  6. Step 6: Final answer
    x = 13,804.48

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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.