Home / 15,513.99-23,257.05-6,147.69

Finding the Fourth Proportional to 15,513.99, 23,257.05 and 6,147.69

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Solution

The fourth proportional to 15,513.99, 23,257.05 and 6,147.69 is: 9,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.99 : 23,257.05 = 6,147.69 : x
  2. Step 2: Convert to fraction form
    15,513.99/23,257.05 = 6,147.69/x
  3. Step 3: Cross multiply
    15,513.99x = 23,257.05 × 6,147.69
  4. Step 4: Simplify right side
    15,513.99x = 142,977,133.71
  5. Step 5: Solve for x
    x = 142,977,133.71/15,513.99
  6. Step 6: Final answer
    x = 9,216.01

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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.