Home / 15,095.38-20,827.41-9,435.89

Finding the Fourth Proportional to 15,095.38, 20,827.41 and 9,435.89

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Solution

The fourth proportional to 15,095.38, 20,827.41 and 9,435.89 is: 13,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,095.38 : 20,827.41 = 9,435.89 : x
  2. Step 2: Convert to fraction form
    15,095.38/20,827.41 = 9,435.89/x
  3. Step 3: Cross multiply
    15,095.38x = 20,827.41 × 9,435.89
  4. Step 4: Simplify right side
    15,095.38x = 196,525,149.74
  5. Step 5: Solve for x
    x = 196,525,149.74/15,095.38
  6. Step 6: Final answer
    x = 13,018.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.