Home / 56,088.64-84,109.92-21,010.24

Finding the Fourth Proportional to 56,088.64, 84,109.92 and 21,010.24

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Solution

The fourth proportional to 56,088.64, 84,109.92 and 21,010.24 is: 31,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,088.64 : 84,109.92 = 21,010.24 : x
  2. Step 2: Convert to fraction form
    56,088.64/84,109.92 = 21,010.24/x
  3. Step 3: Cross multiply
    56,088.64x = 84,109.92 × 21,010.24
  4. Step 4: Simplify right side
    56,088.64x = 1,767,169,605.58
  5. Step 5: Solve for x
    x = 1,767,169,605.58/56,088.64
  6. Step 6: Final answer
    x = 31,506.73

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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.