Home / 19,365.75-26,726.36-10,983.87

Finding the Fourth Proportional to 19,365.75, 26,726.36 and 10,983.87

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Solution

The fourth proportional to 19,365.75, 26,726.36 and 10,983.87 is: 15,158.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.75 : 26,726.36 = 10,983.87 : x
  2. Step 2: Convert to fraction form
    19,365.75/26,726.36 = 10,983.87/x
  3. Step 3: Cross multiply
    19,365.75x = 26,726.36 × 10,983.87
  4. Step 4: Simplify right side
    19,365.75x = 293,558,808.89
  5. Step 5: Solve for x
    x = 293,558,808.89/19,365.75
  6. Step 6: Final answer
    x = 15,158.66

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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.