Home / 18,870.77-26,042.10-10,373.33

Finding the Fourth Proportional to 18,870.77, 26,042.10 and 10,373.33

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Solution

The fourth proportional to 18,870.77, 26,042.10 and 10,373.33 is: 14,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,870.77 : 26,042.10 = 10,373.33 : x
  2. Step 2: Convert to fraction form
    18,870.77/26,042.10 = 10,373.33/x
  3. Step 3: Cross multiply
    18,870.77x = 26,042.10 × 10,373.33
  4. Step 4: Simplify right side
    18,870.77x = 270,143,297.19
  5. Step 5: Solve for x
    x = 270,143,297.19/18,870.77
  6. Step 6: Final answer
    x = 14,315.44

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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.