Home / 30,876.13-42,577.83-27,462.36

Finding the Fourth Proportional to 30,876.13, 42,577.83 and 27,462.36

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Solution

The fourth proportional to 30,876.13, 42,577.83 and 27,462.36 is: 37,870.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,876.13 : 42,577.83 = 27,462.36 : x
  2. Step 2: Convert to fraction form
    30,876.13/42,577.83 = 27,462.36/x
  3. Step 3: Cross multiply
    30,876.13x = 42,577.83 × 27,462.36
  4. Step 4: Simplify right side
    30,876.13x = 1,169,287,695.48
  5. Step 5: Solve for x
    x = 1,169,287,695.48/30,876.13
  6. Step 6: Final answer
    x = 37,870.28

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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.