Home / 20,533.82-30,852.64-19,703.46

Finding the Fourth Proportional to 20,533.82, 30,852.64 and 19,703.46

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Solution

The fourth proportional to 20,533.82, 30,852.64 and 19,703.46 is: 29,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,533.82 : 30,852.64 = 19,703.46 : x
  2. Step 2: Convert to fraction form
    20,533.82/30,852.64 = 19,703.46/x
  3. Step 3: Cross multiply
    20,533.82x = 30,852.64 × 19,703.46
  4. Step 4: Simplify right side
    20,533.82x = 607,903,758.13
  5. Step 5: Solve for x
    x = 607,903,758.13/20,533.82
  6. Step 6: Final answer
    x = 29,605.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.