Home / 35,469.12-53,219.35-18,598.10

Finding the Fourth Proportional to 35,469.12, 53,219.35 and 18,598.10

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Solution

The fourth proportional to 35,469.12, 53,219.35 and 18,598.10 is: 27,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.12 : 53,219.35 = 18,598.10 : x
  2. Step 2: Convert to fraction form
    35,469.12/53,219.35 = 18,598.10/x
  3. Step 3: Cross multiply
    35,469.12x = 53,219.35 × 18,598.10
  4. Step 4: Simplify right side
    35,469.12x = 989,778,480.64
  5. Step 5: Solve for x
    x = 989,778,480.64/35,469.12
  6. Step 6: Final answer
    x = 27,905.36

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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.