Home / 30,952.08-42,714.54-19,008.54

Finding the Fourth Proportional to 30,952.08, 42,714.54 and 19,008.54

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Solution

The fourth proportional to 30,952.08, 42,714.54 and 19,008.54 is: 26,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.08 : 42,714.54 = 19,008.54 : x
  2. Step 2: Convert to fraction form
    30,952.08/42,714.54 = 19,008.54/x
  3. Step 3: Cross multiply
    30,952.08x = 42,714.54 × 19,008.54
  4. Step 4: Simplify right side
    30,952.08x = 811,941,042.17
  5. Step 5: Solve for x
    x = 811,941,042.17/30,952.08
  6. Step 6: Final answer
    x = 26,232.20

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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.