Home / 33,055.64-45,612.19-19,444.30

Finding the Fourth Proportional to 33,055.64, 45,612.19 and 19,444.30

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Solution

The fourth proportional to 33,055.64, 45,612.19 and 19,444.30 is: 26,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,055.64 : 45,612.19 = 19,444.30 : x
  2. Step 2: Convert to fraction form
    33,055.64/45,612.19 = 19,444.30/x
  3. Step 3: Cross multiply
    33,055.64x = 45,612.19 × 19,444.30
  4. Step 4: Simplify right side
    33,055.64x = 886,897,106.02
  5. Step 5: Solve for x
    x = 886,897,106.02/33,055.64
  6. Step 6: Final answer
    x = 26,830.43

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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.