Home / 30,232.23-45,345.92-19,106.48

Finding the Fourth Proportional to 30,232.23, 45,345.92 and 19,106.48

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Solution

The fourth proportional to 30,232.23, 45,345.92 and 19,106.48 is: 28,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.23 : 45,345.92 = 19,106.48 : x
  2. Step 2: Convert to fraction form
    30,232.23/45,345.92 = 19,106.48/x
  3. Step 3: Cross multiply
    30,232.23x = 45,345.92 × 19,106.48
  4. Step 4: Simplify right side
    30,232.23x = 866,400,591.30
  5. Step 5: Solve for x
    x = 866,400,591.30/30,232.23
  6. Step 6: Final answer
    x = 28,658.18

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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.