Home / 10,549.24-14,554.08-8,127.32

Finding the Fourth Proportional to 10,549.24, 14,554.08 and 8,127.32

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Solution

The fourth proportional to 10,549.24, 14,554.08 and 8,127.32 is: 11,212.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.24 : 14,554.08 = 8,127.32 : x
  2. Step 2: Convert to fraction form
    10,549.24/14,554.08 = 8,127.32/x
  3. Step 3: Cross multiply
    10,549.24x = 14,554.08 × 8,127.32
  4. Step 4: Simplify right side
    10,549.24x = 118,285,665.47
  5. Step 5: Solve for x
    x = 118,285,665.47/10,549.24
  6. Step 6: Final answer
    x = 11,212.72

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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.