Home / 18,613.45-27,925.39-7,527.93

Finding the Fourth Proportional to 18,613.45, 27,925.39 and 7,527.93

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Solution

The fourth proportional to 18,613.45, 27,925.39 and 7,527.93 is: 11,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613.45 : 27,925.39 = 7,527.93 : x
  2. Step 2: Convert to fraction form
    18,613.45/27,925.39 = 7,527.93/x
  3. Step 3: Cross multiply
    18,613.45x = 27,925.39 × 7,527.93
  4. Step 4: Simplify right side
    18,613.45x = 210,220,381.14
  5. Step 5: Solve for x
    x = 210,220,381.14/18,613.45
  6. Step 6: Final answer
    x = 11,294.00

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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.