Home / 18,959.16-26,144.22-12,583.50

Finding the Fourth Proportional to 18,959.16, 26,144.22 and 12,583.50

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Solution

The fourth proportional to 18,959.16, 26,144.22 and 12,583.50 is: 17,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,959.16 : 26,144.22 = 12,583.50 : x
  2. Step 2: Convert to fraction form
    18,959.16/26,144.22 = 12,583.50/x
  3. Step 3: Cross multiply
    18,959.16x = 26,144.22 × 12,583.50
  4. Step 4: Simplify right side
    18,959.16x = 328,985,792.37
  5. Step 5: Solve for x
    x = 328,985,792.37/18,959.16
  6. Step 6: Final answer
    x = 17,352.34

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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.