Home / 23,493.51-32,422.56-15,521.76

Finding the Fourth Proportional to 23,493.51, 32,422.56 and 15,521.76

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Solution

The fourth proportional to 23,493.51, 32,422.56 and 15,521.76 is: 21,421.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.51 : 32,422.56 = 15,521.76 : x
  2. Step 2: Convert to fraction form
    23,493.51/32,422.56 = 15,521.76/x
  3. Step 3: Cross multiply
    23,493.51x = 32,422.56 × 15,521.76
  4. Step 4: Simplify right side
    23,493.51x = 503,255,194.91
  5. Step 5: Solve for x
    x = 503,255,194.91/23,493.51
  6. Step 6: Final answer
    x = 21,421.03

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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.