Home / 38,887.98-53,646.75-25,453.32

Finding the Fourth Proportional to 38,887.98, 53,646.75 and 25,453.32

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Solution

The fourth proportional to 38,887.98, 53,646.75 and 25,453.32 is: 35,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,887.98 : 53,646.75 = 25,453.32 : x
  2. Step 2: Convert to fraction form
    38,887.98/53,646.75 = 25,453.32/x
  3. Step 3: Cross multiply
    38,887.98x = 53,646.75 × 25,453.32
  4. Step 4: Simplify right side
    38,887.98x = 1,365,487,894.71
  5. Step 5: Solve for x
    x = 1,365,487,894.71/38,887.98
  6. Step 6: Final answer
    x = 35,113.37

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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.