Home / 23,270.79-32,133.08-21,582.36

Finding the Fourth Proportional to 23,270.79, 32,133.08 and 21,582.36

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Solution

The fourth proportional to 23,270.79, 32,133.08 and 21,582.36 is: 29,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.79 : 32,133.08 = 21,582.36 : x
  2. Step 2: Convert to fraction form
    23,270.79/32,133.08 = 21,582.36/x
  3. Step 3: Cross multiply
    23,270.79x = 32,133.08 × 21,582.36
  4. Step 4: Simplify right side
    23,270.79x = 693,507,700.47
  5. Step 5: Solve for x
    x = 693,507,700.47/23,270.79
  6. Step 6: Final answer
    x = 29,801.64

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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.