Home / 19,346.64-29,017.38-8,805.30

Finding the Fourth Proportional to 19,346.64, 29,017.38 and 8,805.30

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Solution

The fourth proportional to 19,346.64, 29,017.38 and 8,805.30 is: 13,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.64 : 29,017.38 = 8,805.30 : x
  2. Step 2: Convert to fraction form
    19,346.64/29,017.38 = 8,805.30/x
  3. Step 3: Cross multiply
    19,346.64x = 29,017.38 × 8,805.30
  4. Step 4: Simplify right side
    19,346.64x = 255,506,736.11
  5. Step 5: Solve for x
    x = 255,506,736.11/19,346.64
  6. Step 6: Final answer
    x = 13,206.78

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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.