Home / 15,243.12-22,801.50-14,310

Finding the Fourth Proportional to 15,243.12, 22,801.50 and 14,310

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Solution

The fourth proportional to 15,243.12, 22,801.50 and 14,310 is: 21,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243.12 : 22,801.50 = 14,310 : x
  2. Step 2: Convert to fraction form
    15,243.12/22,801.50 = 14,310/x
  3. Step 3: Cross multiply
    15,243.12x = 22,801.50 × 14,310
  4. Step 4: Simplify right side
    15,243.12x = 326,289,465
  5. Step 5: Solve for x
    x = 326,289,465/15,243.12
  6. Step 6: Final answer
    x = 21,405.69

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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.