Home / 19,233.63-26,546.67-12,158.70

Finding the Fourth Proportional to 19,233.63, 26,546.67 and 12,158.70

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Solution

The fourth proportional to 19,233.63, 26,546.67 and 12,158.70 is: 16,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.63 : 26,546.67 = 12,158.70 : x
  2. Step 2: Convert to fraction form
    19,233.63/26,546.67 = 12,158.70/x
  3. Step 3: Cross multiply
    19,233.63x = 26,546.67 × 12,158.70
  4. Step 4: Simplify right side
    19,233.63x = 322,772,996.53
  5. Step 5: Solve for x
    x = 322,772,996.53/19,233.63
  6. Step 6: Final answer
    x = 16,781.70

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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.