Home / 15,690.44-23,535.36-6,330.21

Finding the Fourth Proportional to 15,690.44, 23,535.36 and 6,330.21

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Solution

The fourth proportional to 15,690.44, 23,535.36 and 6,330.21 is: 9,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690.44 : 23,535.36 = 6,330.21 : x
  2. Step 2: Convert to fraction form
    15,690.44/23,535.36 = 6,330.21/x
  3. Step 3: Cross multiply
    15,690.44x = 23,535.36 × 6,330.21
  4. Step 4: Simplify right side
    15,690.44x = 148,983,771.23
  5. Step 5: Solve for x
    x = 148,983,771.23/15,690.44
  6. Step 6: Final answer
    x = 9,495.20

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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.