Home / 35,487.28-53,242.44-30,261.64

Finding the Fourth Proportional to 35,487.28, 53,242.44 and 30,261.64

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Solution

The fourth proportional to 35,487.28, 53,242.44 and 30,261.64 is: 45,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.28 : 53,242.44 = 30,261.64 : x
  2. Step 2: Convert to fraction form
    35,487.28/53,242.44 = 30,261.64/x
  3. Step 3: Cross multiply
    35,487.28x = 53,242.44 × 30,261.64
  4. Step 4: Simplify right side
    35,487.28x = 1,611,203,552.00
  5. Step 5: Solve for x
    x = 1,611,203,552.00/35,487.28
  6. Step 6: Final answer
    x = 45,402.28

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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.