Home / 32,915.07-45,422.78-18,577.92

Finding the Fourth Proportional to 32,915.07, 45,422.78 and 18,577.92

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Solution

The fourth proportional to 32,915.07, 45,422.78 and 18,577.92 is: 25,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.07 : 45,422.78 = 18,577.92 : x
  2. Step 2: Convert to fraction form
    32,915.07/45,422.78 = 18,577.92/x
  3. Step 3: Cross multiply
    32,915.07x = 45,422.78 × 18,577.92
  4. Step 4: Simplify right side
    32,915.07x = 843,860,658.84
  5. Step 5: Solve for x
    x = 843,860,658.84/32,915.07
  6. Step 6: Final answer
    x = 25,637.52

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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.