Home / 22,536.49-31,100.16-12,465.67

Finding the Fourth Proportional to 22,536.49, 31,100.16 and 12,465.67

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Solution

The fourth proportional to 22,536.49, 31,100.16 and 12,465.67 is: 17,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,536.49 : 31,100.16 = 12,465.67 : x
  2. Step 2: Convert to fraction form
    22,536.49/31,100.16 = 12,465.67/x
  3. Step 3: Cross multiply
    22,536.49x = 31,100.16 × 12,465.67
  4. Step 4: Simplify right side
    22,536.49x = 387,684,331.51
  5. Step 5: Solve for x
    x = 387,684,331.51/22,536.49
  6. Step 6: Final answer
    x = 17,202.52

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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.