Home / 48,013.34-72,038.66-19,926.36

Finding the Fourth Proportional to 48,013.34, 72,038.66 and 19,926.36

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Solution

The fourth proportional to 48,013.34, 72,038.66 and 19,926.36 is: 29,897.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,013.34 : 72,038.66 = 19,926.36 : x
  2. Step 2: Convert to fraction form
    48,013.34/72,038.66 = 19,926.36/x
  3. Step 3: Cross multiply
    48,013.34x = 72,038.66 × 19,926.36
  4. Step 4: Simplify right side
    48,013.34x = 1,435,468,173.45
  5. Step 5: Solve for x
    x = 1,435,468,173.45/48,013.34
  6. Step 6: Final answer
    x = 29,897.28

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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.