Home / 53,386.56-80,080.65-15,938.24

Finding the Fourth Proportional to 53,386.56, 80,080.65 and 15,938.24

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Solution

The fourth proportional to 53,386.56, 80,080.65 and 15,938.24 is: 23,907.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.56 : 80,080.65 = 15,938.24 : x
  2. Step 2: Convert to fraction form
    53,386.56/80,080.65 = 15,938.24/x
  3. Step 3: Cross multiply
    53,386.56x = 80,080.65 × 15,938.24
  4. Step 4: Simplify right side
    53,386.56x = 1,276,344,218.65
  5. Step 5: Solve for x
    x = 1,276,344,218.65/53,386.56
  6. Step 6: Final answer
    x = 23,907.59

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1.5x scale

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.