Home / 15,779.14-23,668.68-6,424.24

Finding the Fourth Proportional to 15,779.14, 23,668.68 and 6,424.24

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Solution

The fourth proportional to 15,779.14, 23,668.68 and 6,424.24 is: 9,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779.14 : 23,668.68 = 6,424.24 : x
  2. Step 2: Convert to fraction form
    15,779.14/23,668.68 = 6,424.24/x
  3. Step 3: Cross multiply
    15,779.14x = 23,668.68 × 6,424.24
  4. Step 4: Simplify right side
    15,779.14x = 152,053,280.80
  5. Step 5: Solve for x
    x = 152,053,280.80/15,779.14
  6. Step 6: Final answer
    x = 9,636.35

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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.