Home / 27,543.12-38,009.54-15,607.26

Finding the Fourth Proportional to 27,543.12, 38,009.54 and 15,607.26

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Solution

The fourth proportional to 27,543.12, 38,009.54 and 15,607.26 is: 21,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.12 : 38,009.54 = 15,607.26 : x
  2. Step 2: Convert to fraction form
    27,543.12/38,009.54 = 15,607.26/x
  3. Step 3: Cross multiply
    27,543.12x = 38,009.54 × 15,607.26
  4. Step 4: Simplify right side
    27,543.12x = 593,224,773.26
  5. Step 5: Solve for x
    x = 593,224,773.26/27,543.12
  6. Step 6: Final answer
    x = 21,538.04

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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.