Home / 31,507.56-43,476.48-18,077.04

Finding the Fourth Proportional to 31,507.56, 43,476.48 and 18,077.04

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Solution

The fourth proportional to 31,507.56, 43,476.48 and 18,077.04 is: 24,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,507.56 : 43,476.48 = 18,077.04 : x
  2. Step 2: Convert to fraction form
    31,507.56/43,476.48 = 18,077.04/x
  3. Step 3: Cross multiply
    31,507.56x = 43,476.48 × 18,077.04
  4. Step 4: Simplify right side
    31,507.56x = 785,926,068.02
  5. Step 5: Solve for x
    x = 785,926,068.02/31,507.56
  6. Step 6: Final answer
    x = 24,944.05

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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.