Home / 35,422.36-48,881.58-21,266.84

Finding the Fourth Proportional to 35,422.36, 48,881.58 and 21,266.84

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Solution

The fourth proportional to 35,422.36, 48,881.58 and 21,266.84 is: 29,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.36 : 48,881.58 = 21,266.84 : x
  2. Step 2: Convert to fraction form
    35,422.36/48,881.58 = 21,266.84/x
  3. Step 3: Cross multiply
    35,422.36x = 48,881.58 × 21,266.84
  4. Step 4: Simplify right side
    35,422.36x = 1,039,556,740.81
  5. Step 5: Solve for x
    x = 1,039,556,740.81/35,422.36
  6. Step 6: Final answer
    x = 29,347.47

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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.