Home / 51,626.41-71,243.98-28,964.90

Finding the Fourth Proportional to 51,626.41, 71,243.98 and 28,964.90

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Solution

The fourth proportional to 51,626.41, 71,243.98 and 28,964.90 is: 39,971.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,626.41 : 71,243.98 = 28,964.90 : x
  2. Step 2: Convert to fraction form
    51,626.41/71,243.98 = 28,964.90/x
  3. Step 3: Cross multiply
    51,626.41x = 71,243.98 × 28,964.90
  4. Step 4: Simplify right side
    51,626.41x = 2,063,574,862.00
  5. Step 5: Solve for x
    x = 2,063,574,862.00/51,626.41
  6. Step 6: Final answer
    x = 39,971.30

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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.