Home / 51,299.40-70,797.06-30,090.36

Finding the Fourth Proportional to 51,299.40, 70,797.06 and 30,090.36

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Solution

The fourth proportional to 51,299.40, 70,797.06 and 30,090.36 is: 41,526.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,299.40 : 70,797.06 = 30,090.36 : x
  2. Step 2: Convert to fraction form
    51,299.40/70,797.06 = 30,090.36/x
  3. Step 3: Cross multiply
    51,299.40x = 70,797.06 × 30,090.36
  4. Step 4: Simplify right side
    51,299.40x = 2,130,309,022.34
  5. Step 5: Solve for x
    x = 2,130,309,022.34/51,299.40
  6. Step 6: Final answer
    x = 41,526.98

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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.