Home / 12,655.72-17,466.08-9,463.48

Finding the Fourth Proportional to 12,655.72, 17,466.08 and 9,463.48

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Solution

The fourth proportional to 12,655.72, 17,466.08 and 9,463.48 is: 13,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655.72 : 17,466.08 = 9,463.48 : x
  2. Step 2: Convert to fraction form
    12,655.72/17,466.08 = 9,463.48/x
  3. Step 3: Cross multiply
    12,655.72x = 17,466.08 × 9,463.48
  4. Step 4: Simplify right side
    12,655.72x = 165,289,898.76
  5. Step 5: Solve for x
    x = 165,289,898.76/12,655.72
  6. Step 6: Final answer
    x = 13,060.49

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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.