Home / 14,905.62-20,563.88-10,656.77

Finding the Fourth Proportional to 14,905.62, 20,563.88 and 10,656.77

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Solution

The fourth proportional to 14,905.62, 20,563.88 and 10,656.77 is: 14,702.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.62 : 20,563.88 = 10,656.77 : x
  2. Step 2: Convert to fraction form
    14,905.62/20,563.88 = 10,656.77/x
  3. Step 3: Cross multiply
    14,905.62x = 20,563.88 × 10,656.77
  4. Step 4: Simplify right side
    14,905.62x = 219,144,383.36
  5. Step 5: Solve for x
    x = 219,144,383.36/14,905.62
  6. Step 6: Final answer
    x = 14,702.13

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1.5x scale

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.