Home / 19,333.34-26,642.65-13,734.62

Finding the Fourth Proportional to 19,333.34, 26,642.65 and 13,734.62

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Solution

The fourth proportional to 19,333.34, 26,642.65 and 13,734.62 is: 18,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.34 : 26,642.65 = 13,734.62 : x
  2. Step 2: Convert to fraction form
    19,333.34/26,642.65 = 13,734.62/x
  3. Step 3: Cross multiply
    19,333.34x = 26,642.65 × 13,734.62
  4. Step 4: Simplify right side
    19,333.34x = 365,926,673.54
  5. Step 5: Solve for x
    x = 365,926,673.54/19,333.34
  6. Step 6: Final answer
    x = 18,927.24

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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.