Home / 30,606.12-42,243.03-23,357.04

Finding the Fourth Proportional to 30,606.12, 42,243.03 and 23,357.04

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Solution

The fourth proportional to 30,606.12, 42,243.03 and 23,357.04 is: 32,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,606.12 : 42,243.03 = 23,357.04 : x
  2. Step 2: Convert to fraction form
    30,606.12/42,243.03 = 23,357.04/x
  3. Step 3: Cross multiply
    30,606.12x = 42,243.03 × 23,357.04
  4. Step 4: Simplify right side
    30,606.12x = 986,672,141.43
  5. Step 5: Solve for x
    x = 986,672,141.43/30,606.12
  6. Step 6: Final answer
    x = 32,237.74

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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.