Home / 56,574.31-84,872.40-21,511.24

Finding the Fourth Proportional to 56,574.31, 84,872.40 and 21,511.24

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Solution

The fourth proportional to 56,574.31, 84,872.40 and 21,511.24 is: 32,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,574.31 : 84,872.40 = 21,511.24 : x
  2. Step 2: Convert to fraction form
    56,574.31/84,872.40 = 21,511.24/x
  3. Step 3: Cross multiply
    56,574.31x = 84,872.40 × 21,511.24
  4. Step 4: Simplify right side
    56,574.31x = 1,825,710,565.78
  5. Step 5: Solve for x
    x = 1,825,710,565.78/56,574.31
  6. Step 6: Final answer
    x = 32,271.02

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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.