Home / 31,852.95-43,959.54-19,106.64

Finding the Fourth Proportional to 31,852.95, 43,959.54 and 19,106.64

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Solution

The fourth proportional to 31,852.95, 43,959.54 and 19,106.64 is: 26,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,852.95 : 43,959.54 = 19,106.64 : x
  2. Step 2: Convert to fraction form
    31,852.95/43,959.54 = 19,106.64/x
  3. Step 3: Cross multiply
    31,852.95x = 43,959.54 × 19,106.64
  4. Step 4: Simplify right side
    31,852.95x = 839,919,105.35
  5. Step 5: Solve for x
    x = 839,919,105.35/31,852.95
  6. Step 6: Final answer
    x = 26,368.64

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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.