Home / 53,810.34-80,715.38-25,645.02

Finding the Fourth Proportional to 53,810.34, 80,715.38 and 25,645.02

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Solution

The fourth proportional to 53,810.34, 80,715.38 and 25,645.02 is: 38,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,810.34 : 80,715.38 = 25,645.02 : x
  2. Step 2: Convert to fraction form
    53,810.34/80,715.38 = 25,645.02/x
  3. Step 3: Cross multiply
    53,810.34x = 80,715.38 × 25,645.02
  4. Step 4: Simplify right side
    53,810.34x = 2,069,947,406.18
  5. Step 5: Solve for x
    x = 2,069,947,406.18/53,810.34
  6. Step 6: Final answer
    x = 38,467.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.