Home / 18,533.35-25,575.55-10,357.02

Finding the Fourth Proportional to 18,533.35, 25,575.55 and 10,357.02

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Solution

The fourth proportional to 18,533.35, 25,575.55 and 10,357.02 is: 14,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.35 : 25,575.55 = 10,357.02 : x
  2. Step 2: Convert to fraction form
    18,533.35/25,575.55 = 10,357.02/x
  3. Step 3: Cross multiply
    18,533.35x = 25,575.55 × 10,357.02
  4. Step 4: Simplify right side
    18,533.35x = 264,886,431.08
  5. Step 5: Solve for x
    x = 264,886,431.08/18,533.35
  6. Step 6: Final answer
    x = 14,292.42

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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.