Home / 25,646.24-38,473.38-10,855.28

Finding the Fourth Proportional to 25,646.24, 38,473.38 and 10,855.28

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Solution

The fourth proportional to 25,646.24, 38,473.38 and 10,855.28 is: 16,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.24 : 38,473.38 = 10,855.28 : x
  2. Step 2: Convert to fraction form
    25,646.24/38,473.38 = 10,855.28/x
  3. Step 3: Cross multiply
    25,646.24x = 38,473.38 × 10,855.28
  4. Step 4: Simplify right side
    25,646.24x = 417,639,312.45
  5. Step 5: Solve for x
    x = 417,639,312.45/25,646.24
  6. Step 6: Final answer
    x = 16,284.62

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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.