Home / 25,322.41-34,941.94-13,991.23

Finding the Fourth Proportional to 25,322.41, 34,941.94 and 13,991.23

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Solution

The fourth proportional to 25,322.41, 34,941.94 and 13,991.23 is: 19,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,322.41 : 34,941.94 = 13,991.23 : x
  2. Step 2: Convert to fraction form
    25,322.41/34,941.94 = 13,991.23/x
  3. Step 3: Cross multiply
    25,322.41x = 34,941.94 × 13,991.23
  4. Step 4: Simplify right side
    25,322.41x = 488,880,719.19
  5. Step 5: Solve for x
    x = 488,880,719.19/25,322.41
  6. Step 6: Final answer
    x = 19,306.25

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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.