Home / 15,023.07-22,526.91-8,447.49

Finding the Fourth Proportional to 15,023.07, 22,526.91 and 8,447.49

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Solution

The fourth proportional to 15,023.07, 22,526.91 and 8,447.49 is: 12,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,023.07 : 22,526.91 = 8,447.49 : x
  2. Step 2: Convert to fraction form
    15,023.07/22,526.91 = 8,447.49/x
  3. Step 3: Cross multiply
    15,023.07x = 22,526.91 × 8,447.49
  4. Step 4: Simplify right side
    15,023.07x = 190,295,846.96
  5. Step 5: Solve for x
    x = 190,295,846.96/15,023.07
  6. Step 6: Final answer
    x = 12,666.91

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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.