Home / 14,588.76-21,769.28-13,017.94

Finding the Fourth Proportional to 14,588.76, 21,769.28 and 13,017.94

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Solution

The fourth proportional to 14,588.76, 21,769.28 and 13,017.94 is: 19,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.76 : 21,769.28 = 13,017.94 : x
  2. Step 2: Convert to fraction form
    14,588.76/21,769.28 = 13,017.94/x
  3. Step 3: Cross multiply
    14,588.76x = 21,769.28 × 13,017.94
  4. Step 4: Simplify right side
    14,588.76x = 283,391,180.88
  5. Step 5: Solve for x
    x = 283,391,180.88/14,588.76
  6. Step 6: Final answer
    x = 19,425.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.