Home / 31,398.64-43,288.23-26,903.14

Finding the Fourth Proportional to 31,398.64, 43,288.23 and 26,903.14

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Solution

The fourth proportional to 31,398.64, 43,288.23 and 26,903.14 is: 37,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,398.64 : 43,288.23 = 26,903.14 : x
  2. Step 2: Convert to fraction form
    31,398.64/43,288.23 = 26,903.14/x
  3. Step 3: Cross multiply
    31,398.64x = 43,288.23 × 26,903.14
  4. Step 4: Simplify right side
    31,398.64x = 1,164,589,312.04
  5. Step 5: Solve for x
    x = 1,164,589,312.04/31,398.64
  6. Step 6: Final answer
    x = 37,090.44

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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.