Home / 56,846.58-85,272.12-21,304.19

Finding the Fourth Proportional to 56,846.58, 85,272.12 and 21,304.19

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Solution

The fourth proportional to 56,846.58, 85,272.12 and 21,304.19 is: 31,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,846.58 : 85,272.12 = 21,304.19 : x
  2. Step 2: Convert to fraction form
    56,846.58/85,272.12 = 21,304.19/x
  3. Step 3: Cross multiply
    56,846.58x = 85,272.12 × 21,304.19
  4. Step 4: Simplify right side
    56,846.58x = 1,816,653,019.82
  5. Step 5: Solve for x
    x = 1,816,653,019.82/56,846.58
  6. Step 6: Final answer
    x = 31,957.12

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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.