Home / 14,985.34-22,475.88-5,123.18

Finding the Fourth Proportional to 14,985.34, 22,475.88 and 5,123.18

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Solution

The fourth proportional to 14,985.34, 22,475.88 and 5,123.18 is: 7,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.34 : 22,475.88 = 5,123.18 : x
  2. Step 2: Convert to fraction form
    14,985.34/22,475.88 = 5,123.18/x
  3. Step 3: Cross multiply
    14,985.34x = 22,475.88 × 5,123.18
  4. Step 4: Simplify right side
    14,985.34x = 115,148,035.09
  5. Step 5: Solve for x
    x = 115,148,035.09/14,985.34
  6. Step 6: Final answer
    x = 7,684.05

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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.