Home / 15,611.08-23,421.40-5,082.04

Finding the Fourth Proportional to 15,611.08, 23,421.40 and 5,082.04

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Solution

The fourth proportional to 15,611.08, 23,421.40 and 5,082.04 is: 7,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.08 : 23,421.40 = 5,082.04 : x
  2. Step 2: Convert to fraction form
    15,611.08/23,421.40 = 5,082.04/x
  3. Step 3: Cross multiply
    15,611.08x = 23,421.40 × 5,082.04
  4. Step 4: Simplify right side
    15,611.08x = 119,028,536.81
  5. Step 5: Solve for x
    x = 119,028,536.81/15,611.08
  6. Step 6: Final answer
    x = 7,624.62

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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.