Home / 31,292.24-46,939.08-10,515.92

Finding the Fourth Proportional to 31,292.24, 46,939.08 and 10,515.92

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Solution

The fourth proportional to 31,292.24, 46,939.08 and 10,515.92 is: 15,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.24 : 46,939.08 = 10,515.92 : x
  2. Step 2: Convert to fraction form
    31,292.24/46,939.08 = 10,515.92/x
  3. Step 3: Cross multiply
    31,292.24x = 46,939.08 × 10,515.92
  4. Step 4: Simplify right side
    31,292.24x = 493,607,610.15
  5. Step 5: Solve for x
    x = 493,607,610.15/31,292.24
  6. Step 6: Final answer
    x = 15,774.12

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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.