Home / 30,219.16-45,327.37-10,499.26

Finding the Fourth Proportional to 30,219.16, 45,327.37 and 10,499.26

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Solution

The fourth proportional to 30,219.16, 45,327.37 and 10,499.26 is: 15,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219.16 : 45,327.37 = 10,499.26 : x
  2. Step 2: Convert to fraction form
    30,219.16/45,327.37 = 10,499.26/x
  3. Step 3: Cross multiply
    30,219.16x = 45,327.37 × 10,499.26
  4. Step 4: Simplify right side
    30,219.16x = 475,903,842.75
  5. Step 5: Solve for x
    x = 475,903,842.75/30,219.16
  6. Step 6: Final answer
    x = 15,748.41

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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.