Home / 31,030.59-46,540.29-13,271.23

Finding the Fourth Proportional to 31,030.59, 46,540.29 and 13,271.23

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Solution

The fourth proportional to 31,030.59, 46,540.29 and 13,271.23 is: 19,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030.59 : 46,540.29 = 13,271.23 : x
  2. Step 2: Convert to fraction form
    31,030.59/46,540.29 = 13,271.23/x
  3. Step 3: Cross multiply
    31,030.59x = 46,540.29 × 13,271.23
  4. Step 4: Simplify right side
    31,030.59x = 617,647,057.04
  5. Step 5: Solve for x
    x = 617,647,057.04/31,030.59
  6. Step 6: Final answer
    x = 19,904.46

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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.