Home / 23,012.32-31,737.48-19,444.78

Finding the Fourth Proportional to 23,012.32, 31,737.48 and 19,444.78

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Solution

The fourth proportional to 23,012.32, 31,737.48 and 19,444.78 is: 26,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012.32 : 31,737.48 = 19,444.78 : x
  2. Step 2: Convert to fraction form
    23,012.32/31,737.48 = 19,444.78/x
  3. Step 3: Cross multiply
    23,012.32x = 31,737.48 × 19,444.78
  4. Step 4: Simplify right side
    23,012.32x = 617,128,316.35
  5. Step 5: Solve for x
    x = 617,128,316.35/23,012.32
  6. Step 6: Final answer
    x = 26,817.30

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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.