Home / 75,023.80-112,548.30-22,438.60

Finding the Fourth Proportional to 75,023.80, 112,548.30 and 22,438.60

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Solution

The fourth proportional to 75,023.80, 112,548.30 and 22,438.60 is: 33,661.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,023.80 : 112,548.30 = 22,438.60 : x
  2. Step 2: Convert to fraction form
    75,023.80/112,548.30 = 22,438.60/x
  3. Step 3: Cross multiply
    75,023.80x = 112,548.30 × 22,438.60
  4. Step 4: Simplify right side
    75,023.80x = 2,525,426,284.38
  5. Step 5: Solve for x
    x = 2,525,426,284.38/75,023.80
  6. Step 6: Final answer
    x = 33,661.67

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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.