Home / 15,412.37-23,118.23-5,558.10

Finding the Fourth Proportional to 15,412.37, 23,118.23 and 5,558.10

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Solution

The fourth proportional to 15,412.37, 23,118.23 and 5,558.10 is: 8,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.37 : 23,118.23 = 5,558.10 : x
  2. Step 2: Convert to fraction form
    15,412.37/23,118.23 = 5,558.10/x
  3. Step 3: Cross multiply
    15,412.37x = 23,118.23 × 5,558.10
  4. Step 4: Simplify right side
    15,412.37x = 128,493,406.37
  5. Step 5: Solve for x
    x = 128,493,406.37/15,412.37
  6. Step 6: Final answer
    x = 8,337.03

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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.