Home / 22,266.37-30,732.65-13,881.25

Finding the Fourth Proportional to 22,266.37, 30,732.65 and 13,881.25

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Solution

The fourth proportional to 22,266.37, 30,732.65 and 13,881.25 is: 19,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.37 : 30,732.65 = 13,881.25 : x
  2. Step 2: Convert to fraction form
    22,266.37/30,732.65 = 13,881.25/x
  3. Step 3: Cross multiply
    22,266.37x = 30,732.65 × 13,881.25
  4. Step 4: Simplify right side
    22,266.37x = 426,607,597.81
  5. Step 5: Solve for x
    x = 426,607,597.81/22,266.37
  6. Step 6: Final answer
    x = 19,159.28

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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.