Home / 23,400.84-32,272.28-19,415.64

Finding the Fourth Proportional to 23,400.84, 32,272.28 and 19,415.64

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Solution

The fourth proportional to 23,400.84, 32,272.28 and 19,415.64 is: 26,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.84 : 32,272.28 = 19,415.64 : x
  2. Step 2: Convert to fraction form
    23,400.84/32,272.28 = 19,415.64/x
  3. Step 3: Cross multiply
    23,400.84x = 32,272.28 × 19,415.64
  4. Step 4: Simplify right side
    23,400.84x = 626,586,970.46
  5. Step 5: Solve for x
    x = 626,586,970.46/23,400.84
  6. Step 6: Final answer
    x = 26,776.26

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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.