Home / 14,587.76-21,767.79-13,016.94

Finding the Fourth Proportional to 14,587.76, 21,767.79 and 13,016.94

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Solution

The fourth proportional to 14,587.76, 21,767.79 and 13,016.94 is: 19,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.76 : 21,767.79 = 13,016.94 : x
  2. Step 2: Convert to fraction form
    14,587.76/21,767.79 = 13,016.94/x
  3. Step 3: Cross multiply
    14,587.76x = 21,767.79 × 13,016.94
  4. Step 4: Simplify right side
    14,587.76x = 283,350,016.36
  5. Step 5: Solve for x
    x = 283,350,016.36/14,587.76
  6. Step 6: Final answer
    x = 19,423.83

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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.