Home / 38,887.65-53,615.82-25,437.60

Finding the Fourth Proportional to 38,887.65, 53,615.82 and 25,437.60

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Solution

The fourth proportional to 38,887.65, 53,615.82 and 25,437.60 is: 35,071.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,887.65 : 53,615.82 = 25,437.60 : x
  2. Step 2: Convert to fraction form
    38,887.65/53,615.82 = 25,437.60/x
  3. Step 3: Cross multiply
    38,887.65x = 53,615.82 × 25,437.60
  4. Step 4: Simplify right side
    38,887.65x = 1,363,857,782.83
  5. Step 5: Solve for x
    x = 1,363,857,782.83/38,887.65
  6. Step 6: Final answer
    x = 35,071.75

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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.