Home / 19,381.46-29,068.18-8,848.54

Finding the Fourth Proportional to 19,381.46, 29,068.18 and 8,848.54

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Solution

The fourth proportional to 19,381.46, 29,068.18 and 8,848.54 is: 13,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.46 : 29,068.18 = 8,848.54 : x
  2. Step 2: Convert to fraction form
    19,381.46/29,068.18 = 8,848.54/x
  3. Step 3: Cross multiply
    19,381.46x = 29,068.18 × 8,848.54
  4. Step 4: Simplify right side
    19,381.46x = 257,210,953.46
  5. Step 5: Solve for x
    x = 257,210,953.46/19,381.46
  6. Step 6: Final answer
    x = 13,270.98

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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.