Home / 19,655.03-29,482.83-10,945.30

Finding the Fourth Proportional to 19,655.03, 29,482.83 and 10,945.30

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Solution

The fourth proportional to 19,655.03, 29,482.83 and 10,945.30 is: 16,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.03 : 29,482.83 = 10,945.30 : x
  2. Step 2: Convert to fraction form
    19,655.03/29,482.83 = 10,945.30/x
  3. Step 3: Cross multiply
    19,655.03x = 29,482.83 × 10,945.30
  4. Step 4: Simplify right side
    19,655.03x = 322,698,345.49
  5. Step 5: Solve for x
    x = 322,698,345.49/19,655.03
  6. Step 6: Final answer
    x = 16,418.11

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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.