Home / 58,165.36-87,253.44-18,713.12

Finding the Fourth Proportional to 58,165.36, 87,253.44 and 18,713.12

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Solution

The fourth proportional to 58,165.36, 87,253.44 and 18,713.12 is: 28,071.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,165.36 : 87,253.44 = 18,713.12 : x
  2. Step 2: Convert to fraction form
    58,165.36/87,253.44 = 18,713.12/x
  3. Step 3: Cross multiply
    58,165.36x = 87,253.44 × 18,713.12
  4. Step 4: Simplify right side
    58,165.36x = 1,632,784,093.13
  5. Step 5: Solve for x
    x = 1,632,784,093.13/58,165.36
  6. Step 6: Final answer
    x = 28,071.42

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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.