Home / 35,322.54-52,998.30-18,678.12

Finding the Fourth Proportional to 35,322.54, 52,998.30 and 18,678.12

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Solution

The fourth proportional to 35,322.54, 52,998.30 and 18,678.12 is: 28,024.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,322.54 : 52,998.30 = 18,678.12 : x
  2. Step 2: Convert to fraction form
    35,322.54/52,998.30 = 18,678.12/x
  3. Step 3: Cross multiply
    35,322.54x = 52,998.30 × 18,678.12
  4. Step 4: Simplify right side
    35,322.54x = 989,908,607.20
  5. Step 5: Solve for x
    x = 989,908,607.20/35,322.54
  6. Step 6: Final answer
    x = 28,024.84

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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.