Home / 31,177.26-46,772.28-11,456.10

Finding the Fourth Proportional to 31,177.26, 46,772.28 and 11,456.10

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Solution

The fourth proportional to 31,177.26, 46,772.28 and 11,456.10 is: 17,186.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177.26 : 46,772.28 = 11,456.10 : x
  2. Step 2: Convert to fraction form
    31,177.26/46,772.28 = 11,456.10/x
  3. Step 3: Cross multiply
    31,177.26x = 46,772.28 × 11,456.10
  4. Step 4: Simplify right side
    31,177.26x = 535,827,916.91
  5. Step 5: Solve for x
    x = 535,827,916.91/31,177.26
  6. Step 6: Final answer
    x = 17,186.50

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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.