Home / 26,155.80-36,095.42-14,219.18

Finding the Fourth Proportional to 26,155.80, 36,095.42 and 14,219.18

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Solution

The fourth proportional to 26,155.80, 36,095.42 and 14,219.18 is: 19,622.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.80 : 36,095.42 = 14,219.18 : x
  2. Step 2: Convert to fraction form
    26,155.80/36,095.42 = 14,219.18/x
  3. Step 3: Cross multiply
    26,155.80x = 36,095.42 × 14,219.18
  4. Step 4: Simplify right side
    26,155.80x = 513,247,274.16
  5. Step 5: Solve for x
    x = 513,247,274.16/26,155.80
  6. Step 6: Final answer
    x = 19,622.69

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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.