Home / 31,142.85-46,714.25-10,366.35

Finding the Fourth Proportional to 31,142.85, 46,714.25 and 10,366.35

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Solution

The fourth proportional to 31,142.85, 46,714.25 and 10,366.35 is: 15,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,142.85 : 46,714.25 = 10,366.35 : x
  2. Step 2: Convert to fraction form
    31,142.85/46,714.25 = 10,366.35/x
  3. Step 3: Cross multiply
    31,142.85x = 46,714.25 × 10,366.35
  4. Step 4: Simplify right side
    31,142.85x = 484,256,291.40
  5. Step 5: Solve for x
    x = 484,256,291.40/31,142.85
  6. Step 6: Final answer
    x = 15,549.52

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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.