Home / 12,526.24-17,277.88-8,055.64

Finding the Fourth Proportional to 12,526.24, 17,277.88 and 8,055.64

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Solution

The fourth proportional to 12,526.24, 17,277.88 and 8,055.64 is: 11,111.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.24 : 17,277.88 = 8,055.64 : x
  2. Step 2: Convert to fraction form
    12,526.24/17,277.88 = 8,055.64/x
  3. Step 3: Cross multiply
    12,526.24x = 17,277.88 × 8,055.64
  4. Step 4: Simplify right side
    12,526.24x = 139,184,381.24
  5. Step 5: Solve for x
    x = 139,184,381.24/12,526.24
  6. Step 6: Final answer
    x = 11,111.43

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Double scale
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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.