Home / 33,148.04-45,740.82-18,803.28

Finding the Fourth Proportional to 33,148.04, 45,740.82 and 18,803.28

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Solution

The fourth proportional to 33,148.04, 45,740.82 and 18,803.28 is: 25,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,148.04 : 45,740.82 = 18,803.28 : x
  2. Step 2: Convert to fraction form
    33,148.04/45,740.82 = 18,803.28/x
  3. Step 3: Cross multiply
    33,148.04x = 45,740.82 × 18,803.28
  4. Step 4: Simplify right side
    33,148.04x = 860,077,445.89
  5. Step 5: Solve for x
    x = 860,077,445.89/33,148.04
  6. Step 6: Final answer
    x = 25,946.56

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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.