Home / 22,880.88-31,551.12-14,366.16

Finding the Fourth Proportional to 22,880.88, 31,551.12 and 14,366.16

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Solution

The fourth proportional to 22,880.88, 31,551.12 and 14,366.16 is: 19,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,880.88 : 31,551.12 = 14,366.16 : x
  2. Step 2: Convert to fraction form
    22,880.88/31,551.12 = 14,366.16/x
  3. Step 3: Cross multiply
    22,880.88x = 31,551.12 × 14,366.16
  4. Step 4: Simplify right side
    22,880.88x = 453,268,438.10
  5. Step 5: Solve for x
    x = 453,268,438.10/22,880.88
  6. Step 6: Final answer
    x = 19,809.92

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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.