Home / 31,315.03-46,947.82-15,525.49

Finding the Fourth Proportional to 31,315.03, 46,947.82 and 15,525.49

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Solution

The fourth proportional to 31,315.03, 46,947.82 and 15,525.49 is: 23,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,315.03 : 46,947.82 = 15,525.49 : x
  2. Step 2: Convert to fraction form
    31,315.03/46,947.82 = 15,525.49/x
  3. Step 3: Cross multiply
    31,315.03x = 46,947.82 × 15,525.49
  4. Step 4: Simplify right side
    31,315.03x = 728,887,909.93
  5. Step 5: Solve for x
    x = 728,887,909.93/31,315.03
  6. Step 6: Final answer
    x = 23,275.98

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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.