Home / 30,551.36-45,832.48-15,756.28

Finding the Fourth Proportional to 30,551.36, 45,832.48 and 15,756.28

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Solution

The fourth proportional to 30,551.36, 45,832.48 and 15,756.28 is: 23,637.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,551.36 : 45,832.48 = 15,756.28 : x
  2. Step 2: Convert to fraction form
    30,551.36/45,832.48 = 15,756.28/x
  3. Step 3: Cross multiply
    30,551.36x = 45,832.48 × 15,756.28
  4. Step 4: Simplify right side
    30,551.36x = 722,149,387.97
  5. Step 5: Solve for x
    x = 722,149,387.97/30,551.36
  6. Step 6: Final answer
    x = 23,637.23

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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.