Home / 15,972.03-22,041.41-9,258.93

Finding the Fourth Proportional to 15,972.03, 22,041.41 and 9,258.93

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Solution

The fourth proportional to 15,972.03, 22,041.41 and 9,258.93 is: 12,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.03 : 22,041.41 = 9,258.93 : x
  2. Step 2: Convert to fraction form
    15,972.03/22,041.41 = 9,258.93/x
  3. Step 3: Cross multiply
    15,972.03x = 22,041.41 × 9,258.93
  4. Step 4: Simplify right side
    15,972.03x = 204,079,826.00
  5. Step 5: Solve for x
    x = 204,079,826.00/15,972.03
  6. Step 6: Final answer
    x = 12,777.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.