Home / 15,513.77-23,271.41-4,421.23

Finding the Fourth Proportional to 15,513.77, 23,271.41 and 4,421.23

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Solution

The fourth proportional to 15,513.77, 23,271.41 and 4,421.23 is: 6,632.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.77 : 23,271.41 = 4,421.23 : x
  2. Step 2: Convert to fraction form
    15,513.77/23,271.41 = 4,421.23/x
  3. Step 3: Cross multiply
    15,513.77x = 23,271.41 × 4,421.23
  4. Step 4: Simplify right side
    15,513.77x = 102,888,208.91
  5. Step 5: Solve for x
    x = 102,888,208.91/15,513.77
  6. Step 6: Final answer
    x = 6,632.06

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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.