Home / 25,833.24-35,670.87-21,053.88

Finding the Fourth Proportional to 25,833.24, 35,670.87 and 21,053.88

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Solution

The fourth proportional to 25,833.24, 35,670.87 and 21,053.88 is: 29,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,833.24 : 35,670.87 = 21,053.88 : x
  2. Step 2: Convert to fraction form
    25,833.24/35,670.87 = 21,053.88/x
  3. Step 3: Cross multiply
    25,833.24x = 35,670.87 × 21,053.88
  4. Step 4: Simplify right side
    25,833.24x = 751,010,216.48
  5. Step 5: Solve for x
    x = 751,010,216.48/25,833.24
  6. Step 6: Final answer
    x = 29,071.47

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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.