Home / 31,571.64-43,567.74-17,424.45

Finding the Fourth Proportional to 31,571.64, 43,567.74 and 17,424.45

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Solution

The fourth proportional to 31,571.64, 43,567.74 and 17,424.45 is: 24,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,571.64 : 43,567.74 = 17,424.45 : x
  2. Step 2: Convert to fraction form
    31,571.64/43,567.74 = 17,424.45/x
  3. Step 3: Cross multiply
    31,571.64x = 43,567.74 × 17,424.45
  4. Step 4: Simplify right side
    31,571.64x = 759,143,907.24
  5. Step 5: Solve for x
    x = 759,143,907.24/31,571.64
  6. Step 6: Final answer
    x = 24,045.12

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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.