Home / 15,628.36-23,426.34-9,771.52

Finding the Fourth Proportional to 15,628.36, 23,426.34 and 9,771.52

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Solution

The fourth proportional to 15,628.36, 23,426.34 and 9,771.52 is: 14,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.36 : 23,426.34 = 9,771.52 : x
  2. Step 2: Convert to fraction form
    15,628.36/23,426.34 = 9,771.52/x
  3. Step 3: Cross multiply
    15,628.36x = 23,426.34 × 9,771.52
  4. Step 4: Simplify right side
    15,628.36x = 228,910,949.84
  5. Step 5: Solve for x
    x = 228,910,949.84/15,628.36
  6. Step 6: Final answer
    x = 14,647.15

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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.