Home / 28,875.24-39,851.15-16,299

Finding the Fourth Proportional to 28,875.24, 39,851.15 and 16,299

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Solution

The fourth proportional to 28,875.24, 39,851.15 and 16,299 is: 22,494.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875.24 : 39,851.15 = 16,299 : x
  2. Step 2: Convert to fraction form
    28,875.24/39,851.15 = 16,299/x
  3. Step 3: Cross multiply
    28,875.24x = 39,851.15 × 16,299
  4. Step 4: Simplify right side
    28,875.24x = 649,533,812.36
  5. Step 5: Solve for x
    x = 649,533,812.36/28,875.24
  6. Step 6: Final answer
    x = 22,494.49

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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.