Home / 22,397.51-30,908.57-12,325.95

Finding the Fourth Proportional to 22,397.51, 30,908.57 and 12,325.95

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Solution

The fourth proportional to 22,397.51, 30,908.57 and 12,325.95 is: 17,009.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.51 : 30,908.57 = 12,325.95 : x
  2. Step 2: Convert to fraction form
    22,397.51/30,908.57 = 12,325.95/x
  3. Step 3: Cross multiply
    22,397.51x = 30,908.57 × 12,325.95
  4. Step 4: Simplify right side
    22,397.51x = 380,977,519.21
  5. Step 5: Solve for x
    x = 380,977,519.21/22,397.51
  6. Step 6: Final answer
    x = 17,009.81

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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.