Home / 38,701.36-53,399.71-25,970.63

Finding the Fourth Proportional to 38,701.36, 53,399.71 and 25,970.63

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Solution

The fourth proportional to 38,701.36, 53,399.71 and 25,970.63 is: 35,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.36 : 53,399.71 = 25,970.63 : x
  2. Step 2: Convert to fraction form
    38,701.36/53,399.71 = 25,970.63/x
  3. Step 3: Cross multiply
    38,701.36x = 53,399.71 × 25,970.63
  4. Step 4: Simplify right side
    38,701.36x = 1,386,823,729.90
  5. Step 5: Solve for x
    x = 1,386,823,729.90/38,701.36
  6. Step 6: Final answer
    x = 35,833.98

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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.