Home / 25,653.60-38,478.96-6,933.36

Finding the Fourth Proportional to 25,653.60, 38,478.96 and 6,933.36

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Solution

The fourth proportional to 25,653.60, 38,478.96 and 6,933.36 is: 10,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,653.60 : 38,478.96 = 6,933.36 : x
  2. Step 2: Convert to fraction form
    25,653.60/38,478.96 = 6,933.36/x
  3. Step 3: Cross multiply
    25,653.60x = 38,478.96 × 6,933.36
  4. Step 4: Simplify right side
    25,653.60x = 266,788,482.11
  5. Step 5: Solve for x
    x = 266,788,482.11/25,653.60
  6. Step 6: Final answer
    x = 10,399.65

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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.