Home / 48,476.18-66,875.26-28,324

Finding the Fourth Proportional to 48,476.18, 66,875.26 and 28,324

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Solution

The fourth proportional to 48,476.18, 66,875.26 and 28,324 is: 39,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,476.18 : 66,875.26 = 28,324 : x
  2. Step 2: Convert to fraction form
    48,476.18/66,875.26 = 28,324/x
  3. Step 3: Cross multiply
    48,476.18x = 66,875.26 × 28,324
  4. Step 4: Simplify right side
    48,476.18x = 1,894,174,864.24
  5. Step 5: Solve for x
    x = 1,894,174,864.24/48,476.18
  6. Step 6: Final answer
    x = 39,074.34

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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.