Home / 19,527.84-29,278.80-12,598.56

Finding the Fourth Proportional to 19,527.84, 29,278.80 and 12,598.56

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Solution

The fourth proportional to 19,527.84, 29,278.80 and 12,598.56 is: 18,889.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.84 : 29,278.80 = 12,598.56 : x
  2. Step 2: Convert to fraction form
    19,527.84/29,278.80 = 12,598.56/x
  3. Step 3: Cross multiply
    19,527.84x = 29,278.80 × 12,598.56
  4. Step 4: Simplify right side
    19,527.84x = 368,870,718.53
  5. Step 5: Solve for x
    x = 368,870,718.53/19,527.84
  6. Step 6: Final answer
    x = 18,889.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.