Home / 30,859.68-46,018.55-30,579.02

Finding the Fourth Proportional to 30,859.68, 46,018.55 and 30,579.02

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Solution

The fourth proportional to 30,859.68, 46,018.55 and 30,579.02 is: 45,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,859.68 : 46,018.55 = 30,579.02 : x
  2. Step 2: Convert to fraction form
    30,859.68/46,018.55 = 30,579.02/x
  3. Step 3: Cross multiply
    30,859.68x = 46,018.55 × 30,579.02
  4. Step 4: Simplify right side
    30,859.68x = 1,407,201,777.83
  5. Step 5: Solve for x
    x = 1,407,201,777.83/30,859.68
  6. Step 6: Final answer
    x = 45,600.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.