Home / 38,527.23-53,167.60-21,532.17

Finding the Fourth Proportional to 38,527.23, 53,167.60 and 21,532.17

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Solution

The fourth proportional to 38,527.23, 53,167.60 and 21,532.17 is: 29,714.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.23 : 53,167.60 = 21,532.17 : x
  2. Step 2: Convert to fraction form
    38,527.23/53,167.60 = 21,532.17/x
  3. Step 3: Cross multiply
    38,527.23x = 53,167.60 × 21,532.17
  4. Step 4: Simplify right side
    38,527.23x = 1,144,813,801.69
  5. Step 5: Solve for x
    x = 1,144,813,801.69/38,527.23
  6. Step 6: Final answer
    x = 29,714.41

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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.