Home / 19,133.40-26,403.94-10,635.49

Finding the Fourth Proportional to 19,133.40, 26,403.94 and 10,635.49

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Solution

The fourth proportional to 19,133.40, 26,403.94 and 10,635.49 is: 14,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.40 : 26,403.94 = 10,635.49 : x
  2. Step 2: Convert to fraction form
    19,133.40/26,403.94 = 10,635.49/x
  3. Step 3: Cross multiply
    19,133.40x = 26,403.94 × 10,635.49
  4. Step 4: Simplify right side
    19,133.40x = 280,818,839.83
  5. Step 5: Solve for x
    x = 280,818,839.83/19,133.40
  6. Step 6: Final answer
    x = 14,676.89

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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.