Home / 15,636.36-23,438.34-9,779.52

Finding the Fourth Proportional to 15,636.36, 23,438.34 and 9,779.52

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Solution

The fourth proportional to 15,636.36, 23,438.34 and 9,779.52 is: 14,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.36 : 23,438.34 = 9,779.52 : x
  2. Step 2: Convert to fraction form
    15,636.36/23,438.34 = 9,779.52/x
  3. Step 3: Cross multiply
    15,636.36x = 23,438.34 × 9,779.52
  4. Step 4: Simplify right side
    15,636.36x = 229,215,714.80
  5. Step 5: Solve for x
    x = 229,215,714.80/15,636.36
  6. Step 6: Final answer
    x = 14,659.15

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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.