Home / 31,585.44-43,588.08-17,438.32

Finding the Fourth Proportional to 31,585.44, 43,588.08 and 17,438.32

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Solution

The fourth proportional to 31,585.44, 43,588.08 and 17,438.32 is: 24,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,585.44 : 43,588.08 = 17,438.32 : x
  2. Step 2: Convert to fraction form
    31,585.44/43,588.08 = 17,438.32/x
  3. Step 3: Cross multiply
    31,585.44x = 43,588.08 × 17,438.32
  4. Step 4: Simplify right side
    31,585.44x = 760,102,887.23
  5. Step 5: Solve for x
    x = 760,102,887.23/31,585.44
  6. Step 6: Final answer
    x = 24,064.98

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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.