Home / 31,166.76-46,750.54-10,390.26

Finding the Fourth Proportional to 31,166.76, 46,750.54 and 10,390.26

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Solution

The fourth proportional to 31,166.76, 46,750.54 and 10,390.26 is: 15,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166.76 : 46,750.54 = 10,390.26 : x
  2. Step 2: Convert to fraction form
    31,166.76/46,750.54 = 10,390.26/x
  3. Step 3: Cross multiply
    31,166.76x = 46,750.54 × 10,390.26
  4. Step 4: Simplify right side
    31,166.76x = 485,750,265.74
  5. Step 5: Solve for x
    x = 485,750,265.74/31,166.76
  6. Step 6: Final answer
    x = 15,585.52

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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.