Home / 19,559.23-26,981.76-12,377.01

Finding the Fourth Proportional to 19,559.23, 26,981.76 and 12,377.01

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Solution

The fourth proportional to 19,559.23, 26,981.76 and 12,377.01 is: 17,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.23 : 26,981.76 = 12,377.01 : x
  2. Step 2: Convert to fraction form
    19,559.23/26,981.76 = 12,377.01/x
  3. Step 3: Cross multiply
    19,559.23x = 26,981.76 × 12,377.01
  4. Step 4: Simplify right side
    19,559.23x = 333,953,513.34
  5. Step 5: Solve for x
    x = 333,953,513.34/19,559.23
  6. Step 6: Final answer
    x = 17,073.96

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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.