Home / 30,096.12-45,157.17-14,312.37

Finding the Fourth Proportional to 30,096.12, 45,157.17 and 14,312.37

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Solution

The fourth proportional to 30,096.12, 45,157.17 and 14,312.37 is: 21,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.12 : 45,157.17 = 14,312.37 : x
  2. Step 2: Convert to fraction form
    30,096.12/45,157.17 = 14,312.37/x
  3. Step 3: Cross multiply
    30,096.12x = 45,157.17 × 14,312.37
  4. Step 4: Simplify right side
    30,096.12x = 646,306,125.19
  5. Step 5: Solve for x
    x = 646,306,125.19/30,096.12
  6. Step 6: Final answer
    x = 21,474.73

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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.