Home / 15,650.13-23,458.80-5,783.12

Finding the Fourth Proportional to 15,650.13, 23,458.80 and 5,783.12

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Solution

The fourth proportional to 15,650.13, 23,458.80 and 5,783.12 is: 8,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.13 : 23,458.80 = 5,783.12 : x
  2. Step 2: Convert to fraction form
    15,650.13/23,458.80 = 5,783.12/x
  3. Step 3: Cross multiply
    15,650.13x = 23,458.80 × 5,783.12
  4. Step 4: Simplify right side
    15,650.13x = 135,665,055.46
  5. Step 5: Solve for x
    x = 135,665,055.46/15,650.13
  6. Step 6: Final answer
    x = 8,668.62

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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.