Home / 15,925.41-21,973.28-11,956.01

Finding the Fourth Proportional to 15,925.41, 21,973.28 and 11,956.01

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Solution

The fourth proportional to 15,925.41, 21,973.28 and 11,956.01 is: 16,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.41 : 21,973.28 = 11,956.01 : x
  2. Step 2: Convert to fraction form
    15,925.41/21,973.28 = 11,956.01/x
  3. Step 3: Cross multiply
    15,925.41x = 21,973.28 × 11,956.01
  4. Step 4: Simplify right side
    15,925.41x = 262,712,585.77
  5. Step 5: Solve for x
    x = 262,712,585.77/15,925.41
  6. Step 6: Final answer
    x = 16,496.44

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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.