Home / 56,557.21-84,835.72-14,437.28

Finding the Fourth Proportional to 56,557.21, 84,835.72 and 14,437.28

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Solution

The fourth proportional to 56,557.21, 84,835.72 and 14,437.28 is: 21,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,557.21 : 84,835.72 = 14,437.28 : x
  2. Step 2: Convert to fraction form
    56,557.21/84,835.72 = 14,437.28/x
  3. Step 3: Cross multiply
    56,557.21x = 84,835.72 × 14,437.28
  4. Step 4: Simplify right side
    56,557.21x = 1,224,796,971.46
  5. Step 5: Solve for x
    x = 1,224,796,971.46/56,557.21
  6. Step 6: Final answer
    x = 21,655.90

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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.