Home / 39,386.51-54,363.20-23,467.88

Finding the Fourth Proportional to 39,386.51, 54,363.20 and 23,467.88

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Solution

The fourth proportional to 39,386.51, 54,363.20 and 23,467.88 is: 32,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.51 : 54,363.20 = 23,467.88 : x
  2. Step 2: Convert to fraction form
    39,386.51/54,363.20 = 23,467.88/x
  3. Step 3: Cross multiply
    39,386.51x = 54,363.20 × 23,467.88
  4. Step 4: Simplify right side
    39,386.51x = 1,275,788,664.86
  5. Step 5: Solve for x
    x = 1,275,788,664.86/39,386.51
  6. Step 6: Final answer
    x = 32,391.52

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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.