Home / 19,539.18-26,964.10-10,586.76

Finding the Fourth Proportional to 19,539.18, 26,964.10 and 10,586.76

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Solution

The fourth proportional to 19,539.18, 26,964.10 and 10,586.76 is: 14,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.18 : 26,964.10 = 10,586.76 : x
  2. Step 2: Convert to fraction form
    19,539.18/26,964.10 = 10,586.76/x
  3. Step 3: Cross multiply
    19,539.18x = 26,964.10 × 10,586.76
  4. Step 4: Simplify right side
    19,539.18x = 285,462,455.32
  5. Step 5: Solve for x
    x = 285,462,455.32/19,539.18
  6. Step 6: Final answer
    x = 14,609.75

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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.