Home / 22,507.03-31,063.14-13,433.41

Finding the Fourth Proportional to 22,507.03, 31,063.14 and 13,433.41

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Solution

The fourth proportional to 22,507.03, 31,063.14 and 13,433.41 is: 18,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,507.03 : 31,063.14 = 13,433.41 : x
  2. Step 2: Convert to fraction form
    22,507.03/31,063.14 = 13,433.41/x
  3. Step 3: Cross multiply
    22,507.03x = 31,063.14 × 13,433.41
  4. Step 4: Simplify right side
    22,507.03x = 417,283,895.51
  5. Step 5: Solve for x
    x = 417,283,895.51/22,507.03
  6. Step 6: Final answer
    x = 18,540.16

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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.