Home / 27,543.02-38,009.24-15,606.33

Finding the Fourth Proportional to 27,543.02, 38,009.24 and 15,606.33

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Solution

The fourth proportional to 27,543.02, 38,009.24 and 15,606.33 is: 21,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.02 : 38,009.24 = 15,606.33 : x
  2. Step 2: Convert to fraction form
    27,543.02/38,009.24 = 15,606.33/x
  3. Step 3: Cross multiply
    27,543.02x = 38,009.24 × 15,606.33
  4. Step 4: Simplify right side
    27,543.02x = 593,184,742.49
  5. Step 5: Solve for x
    x = 593,184,742.49/27,543.02
  6. Step 6: Final answer
    x = 21,536.66

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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.