Home / 35,232.90-48,621.80-20,127.56

Finding the Fourth Proportional to 35,232.90, 48,621.80 and 20,127.56

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Solution

The fourth proportional to 35,232.90, 48,621.80 and 20,127.56 is: 27,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,232.90 : 48,621.80 = 20,127.56 : x
  2. Step 2: Convert to fraction form
    35,232.90/48,621.80 = 20,127.56/x
  3. Step 3: Cross multiply
    35,232.90x = 48,621.80 × 20,127.56
  4. Step 4: Simplify right side
    35,232.90x = 978,638,196.81
  5. Step 5: Solve for x
    x = 978,638,196.81/35,232.90
  6. Step 6: Final answer
    x = 27,776.26

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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.