Home / 29,263.58-40,383.60-15,835.07

Finding the Fourth Proportional to 29,263.58, 40,383.60 and 15,835.07

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Solution

The fourth proportional to 29,263.58, 40,383.60 and 15,835.07 is: 21,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.58 : 40,383.60 = 15,835.07 : x
  2. Step 2: Convert to fraction form
    29,263.58/40,383.60 = 15,835.07/x
  3. Step 3: Cross multiply
    29,263.58x = 40,383.60 × 15,835.07
  4. Step 4: Simplify right side
    29,263.58x = 639,477,132.85
  5. Step 5: Solve for x
    x = 639,477,132.85/29,263.58
  6. Step 6: Final answer
    x = 21,852.32

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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.