Home / 39,531.16-54,459.30-27,573.40

Finding the Fourth Proportional to 39,531.16, 54,459.30 and 27,573.40

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Solution

The fourth proportional to 39,531.16, 54,459.30 and 27,573.40 is: 37,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.16 : 54,459.30 = 27,573.40 : x
  2. Step 2: Convert to fraction form
    39,531.16/54,459.30 = 27,573.40/x
  3. Step 3: Cross multiply
    39,531.16x = 54,459.30 × 27,573.40
  4. Step 4: Simplify right side
    39,531.16x = 1,501,628,062.62
  5. Step 5: Solve for x
    x = 1,501,628,062.62/39,531.16
  6. Step 6: Final answer
    x = 37,985.93

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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.