Home / 30,623.58-42,197.34-23,453.10

Finding the Fourth Proportional to 30,623.58, 42,197.34 and 23,453.10

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Solution

The fourth proportional to 30,623.58, 42,197.34 and 23,453.10 is: 32,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,623.58 : 42,197.34 = 23,453.10 : x
  2. Step 2: Convert to fraction form
    30,623.58/42,197.34 = 23,453.10/x
  3. Step 3: Cross multiply
    30,623.58x = 42,197.34 × 23,453.10
  4. Step 4: Simplify right side
    30,623.58x = 989,658,434.75
  5. Step 5: Solve for x
    x = 989,658,434.75/30,623.58
  6. Step 6: Final answer
    x = 32,316.88

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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.