Home / 12,585.34-18,836.93-9,252.71

Finding the Fourth Proportional to 12,585.34, 18,836.93 and 9,252.71

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Solution

The fourth proportional to 12,585.34, 18,836.93 and 9,252.71 is: 13,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,585.34 : 18,836.93 = 9,252.71 : x
  2. Step 2: Convert to fraction form
    12,585.34/18,836.93 = 9,252.71/x
  3. Step 3: Cross multiply
    12,585.34x = 18,836.93 × 9,252.71
  4. Step 4: Simplify right side
    12,585.34x = 174,292,579.53
  5. Step 5: Solve for x
    x = 174,292,579.53/12,585.34
  6. Step 6: Final answer
    x = 13,848.86

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1.5x scale

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.