Home / 40,748.18-61,102.11-14,448.98

Finding the Fourth Proportional to 40,748.18, 61,102.11 and 14,448.98

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Solution

The fourth proportional to 40,748.18, 61,102.11 and 14,448.98 is: 21,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,748.18 : 61,102.11 = 14,448.98 : x
  2. Step 2: Convert to fraction form
    40,748.18/61,102.11 = 14,448.98/x
  3. Step 3: Cross multiply
    40,748.18x = 61,102.11 × 14,448.98
  4. Step 4: Simplify right side
    40,748.18x = 882,863,165.35
  5. Step 5: Solve for x
    x = 882,863,165.35/40,748.18
  6. Step 6: Final answer
    x = 21,666.32

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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.