Home / 22,643.32-31,241.46-14,154.08

Finding the Fourth Proportional to 22,643.32, 31,241.46 and 14,154.08

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Solution

The fourth proportional to 22,643.32, 31,241.46 and 14,154.08 is: 19,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,643.32 : 31,241.46 = 14,154.08 : x
  2. Step 2: Convert to fraction form
    22,643.32/31,241.46 = 14,154.08/x
  3. Step 3: Cross multiply
    22,643.32x = 31,241.46 × 14,154.08
  4. Step 4: Simplify right side
    22,643.32x = 442,194,124.16
  5. Step 5: Solve for x
    x = 442,194,124.16/22,643.32
  6. Step 6: Final answer
    x = 19,528.68

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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.