Home / 38,686.51-53,367.74-25,265.62

Finding the Fourth Proportional to 38,686.51, 53,367.74 and 25,265.62

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Solution

The fourth proportional to 38,686.51, 53,367.74 and 25,265.62 is: 34,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686.51 : 53,367.74 = 25,265.62 : x
  2. Step 2: Convert to fraction form
    38,686.51/53,367.74 = 25,265.62/x
  3. Step 3: Cross multiply
    38,686.51x = 53,367.74 × 25,265.62
  4. Step 4: Simplify right side
    38,686.51x = 1,348,369,003.17
  5. Step 5: Solve for x
    x = 1,348,369,003.17/38,686.51
  6. Step 6: Final answer
    x = 34,853.72

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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.