Home / 10,014.48-15,023.16-3,087.36

Finding the Fourth Proportional to 10,014.48, 15,023.16 and 3,087.36

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Solution

The fourth proportional to 10,014.48, 15,023.16 and 3,087.36 is: 4,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.48 : 15,023.16 = 3,087.36 : x
  2. Step 2: Convert to fraction form
    10,014.48/15,023.16 = 3,087.36/x
  3. Step 3: Cross multiply
    10,014.48x = 15,023.16 × 3,087.36
  4. Step 4: Simplify right side
    10,014.48x = 46,381,903.26
  5. Step 5: Solve for x
    x = 46,381,903.26/10,014.48
  6. Step 6: Final answer
    x = 4,631.48

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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.