Home / 50,971.22-70,340.28-28,615.22

Finding the Fourth Proportional to 50,971.22, 70,340.28 and 28,615.22

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Solution

The fourth proportional to 50,971.22, 70,340.28 and 28,615.22 is: 39,489.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,971.22 : 70,340.28 = 28,615.22 : x
  2. Step 2: Convert to fraction form
    50,971.22/70,340.28 = 28,615.22/x
  3. Step 3: Cross multiply
    50,971.22x = 70,340.28 × 28,615.22
  4. Step 4: Simplify right side
    50,971.22x = 2,012,802,606.44
  5. Step 5: Solve for x
    x = 2,012,802,606.44/50,971.22
  6. Step 6: Final answer
    x = 39,489.00

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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.