Home / 12,362.37-18,539.19-5,342.10

Finding the Fourth Proportional to 12,362.37, 18,539.19 and 5,342.10

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Solution

The fourth proportional to 12,362.37, 18,539.19 and 5,342.10 is: 8,011.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.37 : 18,539.19 = 5,342.10 : x
  2. Step 2: Convert to fraction form
    12,362.37/18,539.19 = 5,342.10/x
  3. Step 3: Cross multiply
    12,362.37x = 18,539.19 × 5,342.10
  4. Step 4: Simplify right side
    12,362.37x = 99,038,206.90
  5. Step 5: Solve for x
    x = 99,038,206.90/12,362.37
  6. Step 6: Final answer
    x = 8,011.26

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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.