Home / 31,509.37-43,453.72-22,998.02

Finding the Fourth Proportional to 31,509.37, 43,453.72 and 22,998.02

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Solution

The fourth proportional to 31,509.37, 43,453.72 and 22,998.02 is: 31,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509.37 : 43,453.72 = 22,998.02 : x
  2. Step 2: Convert to fraction form
    31,509.37/43,453.72 = 22,998.02/x
  3. Step 3: Cross multiply
    31,509.37x = 43,453.72 × 22,998.02
  4. Step 4: Simplify right side
    31,509.37x = 999,349,464.14
  5. Step 5: Solve for x
    x = 999,349,464.14/31,509.37
  6. Step 6: Final answer
    x = 31,715.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.