Home / 23,240.64-32,055.86-15,280.32

Finding the Fourth Proportional to 23,240.64, 32,055.86 and 15,280.32

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Solution

The fourth proportional to 23,240.64, 32,055.86 and 15,280.32 is: 21,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.64 : 32,055.86 = 15,280.32 : x
  2. Step 2: Convert to fraction form
    23,240.64/32,055.86 = 15,280.32/x
  3. Step 3: Cross multiply
    23,240.64x = 32,055.86 × 15,280.32
  4. Step 4: Simplify right side
    23,240.64x = 489,823,798.68
  5. Step 5: Solve for x
    x = 489,823,798.68/23,240.64
  6. Step 6: Final answer
    x = 21,076.18

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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.