Home / 31,158.76-46,699.26-15,580.84

Finding the Fourth Proportional to 31,158.76, 46,699.26 and 15,580.84

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Solution

The fourth proportional to 31,158.76, 46,699.26 and 15,580.84 is: 23,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,158.76 : 46,699.26 = 15,580.84 : x
  2. Step 2: Convert to fraction form
    31,158.76/46,699.26 = 15,580.84/x
  3. Step 3: Cross multiply
    31,158.76x = 46,699.26 × 15,580.84
  4. Step 4: Simplify right side
    31,158.76x = 727,613,698.18
  5. Step 5: Solve for x
    x = 727,613,698.18/31,158.76
  6. Step 6: Final answer
    x = 23,351.82

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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.