Home / 30,852.28-42,536.37-25,181.20

Finding the Fourth Proportional to 30,852.28, 42,536.37 and 25,181.20

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Solution

The fourth proportional to 30,852.28, 42,536.37 and 25,181.20 is: 34,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,852.28 : 42,536.37 = 25,181.20 : x
  2. Step 2: Convert to fraction form
    30,852.28/42,536.37 = 25,181.20/x
  3. Step 3: Cross multiply
    30,852.28x = 42,536.37 × 25,181.20
  4. Step 4: Simplify right side
    30,852.28x = 1,071,116,840.24
  5. Step 5: Solve for x
    x = 1,071,116,840.24/30,852.28
  6. Step 6: Final answer
    x = 34,717.59

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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.