Home / 30,070.12-41,482.92-19,463.16

Finding the Fourth Proportional to 30,070.12, 41,482.92 and 19,463.16

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Solution

The fourth proportional to 30,070.12, 41,482.92 and 19,463.16 is: 26,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.12 : 41,482.92 = 19,463.16 : x
  2. Step 2: Convert to fraction form
    30,070.12/41,482.92 = 19,463.16/x
  3. Step 3: Cross multiply
    30,070.12x = 41,482.92 × 19,463.16
  4. Step 4: Simplify right side
    30,070.12x = 807,388,709.23
  5. Step 5: Solve for x
    x = 807,388,709.23/30,070.12
  6. Step 6: Final answer
    x = 26,850.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.