Home / 55,266.56-82,875.48-15,814.70

Finding the Fourth Proportional to 55,266.56, 82,875.48 and 15,814.70

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Solution

The fourth proportional to 55,266.56, 82,875.48 and 15,814.70 is: 23,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.56 : 82,875.48 = 15,814.70 : x
  2. Step 2: Convert to fraction form
    55,266.56/82,875.48 = 15,814.70/x
  3. Step 3: Cross multiply
    55,266.56x = 82,875.48 × 15,814.70
  4. Step 4: Simplify right side
    55,266.56x = 1,310,650,853.56
  5. Step 5: Solve for x
    x = 1,310,650,853.56/55,266.56
  6. Step 6: Final answer
    x = 23,715.08

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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.