Home / 19,655.54-27,125.13-10,703.53

Finding the Fourth Proportional to 19,655.54, 27,125.13 and 10,703.53

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Solution

The fourth proportional to 19,655.54, 27,125.13 and 10,703.53 is: 14,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.54 : 27,125.13 = 10,703.53 : x
  2. Step 2: Convert to fraction form
    19,655.54/27,125.13 = 10,703.53/x
  3. Step 3: Cross multiply
    19,655.54x = 27,125.13 × 10,703.53
  4. Step 4: Simplify right side
    19,655.54x = 290,334,676.62
  5. Step 5: Solve for x
    x = 290,334,676.62/19,655.54
  6. Step 6: Final answer
    x = 14,771.14

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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.