Home / 19,381.39-29,090.24-9,527.74

Finding the Fourth Proportional to 19,381.39, 29,090.24 and 9,527.74

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Solution

The fourth proportional to 19,381.39, 29,090.24 and 9,527.74 is: 14,300.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.39 : 29,090.24 = 9,527.74 : x
  2. Step 2: Convert to fraction form
    19,381.39/29,090.24 = 9,527.74/x
  3. Step 3: Cross multiply
    19,381.39x = 29,090.24 × 9,527.74
  4. Step 4: Simplify right side
    19,381.39x = 277,164,243.26
  5. Step 5: Solve for x
    x = 277,164,243.26/19,381.39
  6. Step 6: Final answer
    x = 14,300.53

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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.