Home / 35,660.10-53,442.87-18,984.22

Finding the Fourth Proportional to 35,660.10, 53,442.87 and 18,984.22

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Solution

The fourth proportional to 35,660.10, 53,442.87 and 18,984.22 is: 28,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,660.10 : 53,442.87 = 18,984.22 : x
  2. Step 2: Convert to fraction form
    35,660.10/53,442.87 = 18,984.22/x
  3. Step 3: Cross multiply
    35,660.10x = 53,442.87 × 18,984.22
  4. Step 4: Simplify right side
    35,660.10x = 1,014,571,201.51
  5. Step 5: Solve for x
    x = 1,014,571,201.51/35,660.10
  6. Step 6: Final answer
    x = 28,451.16

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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.