Home / 29,304.32-40,444.80-19,866.56

Finding the Fourth Proportional to 29,304.32, 40,444.80 and 19,866.56

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Solution

The fourth proportional to 29,304.32, 40,444.80 and 19,866.56 is: 27,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,304.32 : 40,444.80 = 19,866.56 : x
  2. Step 2: Convert to fraction form
    29,304.32/40,444.80 = 19,866.56/x
  3. Step 3: Cross multiply
    29,304.32x = 40,444.80 × 19,866.56
  4. Step 4: Simplify right side
    29,304.32x = 803,499,045.89
  5. Step 5: Solve for x
    x = 803,499,045.89/29,304.32
  6. Step 6: Final answer
    x = 27,419.13

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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.