Home / 45,312.26-67,969.07-15,731.03

Finding the Fourth Proportional to 45,312.26, 67,969.07 and 15,731.03

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Solution

The fourth proportional to 45,312.26, 67,969.07 and 15,731.03 is: 23,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,312.26 : 67,969.07 = 15,731.03 : x
  2. Step 2: Convert to fraction form
    45,312.26/67,969.07 = 15,731.03/x
  3. Step 3: Cross multiply
    45,312.26x = 67,969.07 × 15,731.03
  4. Step 4: Simplify right side
    45,312.26x = 1,069,223,439.91
  5. Step 5: Solve for x
    x = 1,069,223,439.91/45,312.26
  6. Step 6: Final answer
    x = 23,596.78

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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.