Home / 14,305.61-21,458.41-11,670.27

Finding the Fourth Proportional to 14,305.61, 21,458.41 and 11,670.27

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Solution

The fourth proportional to 14,305.61, 21,458.41 and 11,670.27 is: 17,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.61 : 21,458.41 = 11,670.27 : x
  2. Step 2: Convert to fraction form
    14,305.61/21,458.41 = 11,670.27/x
  3. Step 3: Cross multiply
    14,305.61x = 21,458.41 × 11,670.27
  4. Step 4: Simplify right side
    14,305.61x = 250,425,438.47
  5. Step 5: Solve for x
    x = 250,425,438.47/14,305.61
  6. Step 6: Final answer
    x = 17,505.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.