Home / 15,579.52-23,372.16-13,382.08

Finding the Fourth Proportional to 15,579.52, 23,372.16 and 13,382.08

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Solution

The fourth proportional to 15,579.52, 23,372.16 and 13,382.08 is: 20,075.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.52 : 23,372.16 = 13,382.08 : x
  2. Step 2: Convert to fraction form
    15,579.52/23,372.16 = 13,382.08/x
  3. Step 3: Cross multiply
    15,579.52x = 23,372.16 × 13,382.08
  4. Step 4: Simplify right side
    15,579.52x = 312,768,114.89
  5. Step 5: Solve for x
    x = 312,768,114.89/15,579.52
  6. Step 6: Final answer
    x = 20,075.59

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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.