Home / 28,774.08-43,206.48-16,964.28

Finding the Fourth Proportional to 28,774.08, 43,206.48 and 16,964.28

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Solution

The fourth proportional to 28,774.08, 43,206.48 and 16,964.28 is: 25,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,774.08 : 43,206.48 = 16,964.28 : x
  2. Step 2: Convert to fraction form
    28,774.08/43,206.48 = 16,964.28/x
  3. Step 3: Cross multiply
    28,774.08x = 43,206.48 × 16,964.28
  4. Step 4: Simplify right side
    28,774.08x = 732,966,824.53
  5. Step 5: Solve for x
    x = 732,966,824.53/28,774.08
  6. Step 6: Final answer
    x = 25,473.16

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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.