Home / 31,254.12-46,862.69-12,542.99

Finding the Fourth Proportional to 31,254.12, 46,862.69 and 12,542.99

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Solution

The fourth proportional to 31,254.12, 46,862.69 and 12,542.99 is: 18,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.12 : 46,862.69 = 12,542.99 : x
  2. Step 2: Convert to fraction form
    31,254.12/46,862.69 = 12,542.99/x
  3. Step 3: Cross multiply
    31,254.12x = 46,862.69 × 12,542.99
  4. Step 4: Simplify right side
    31,254.12x = 587,797,955.01
  5. Step 5: Solve for x
    x = 587,797,955.01/31,254.12
  6. Step 6: Final answer
    x = 18,807.06

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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.