Home / 31,029.74-46,539.02-13,270.39

Finding the Fourth Proportional to 31,029.74, 46,539.02 and 13,270.39

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Solution

The fourth proportional to 31,029.74, 46,539.02 and 13,270.39 is: 19,903.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,029.74 : 46,539.02 = 13,270.39 : x
  2. Step 2: Convert to fraction form
    31,029.74/46,539.02 = 13,270.39/x
  3. Step 3: Cross multiply
    31,029.74x = 46,539.02 × 13,270.39
  4. Step 4: Simplify right side
    31,029.74x = 617,590,993.34
  5. Step 5: Solve for x
    x = 617,590,993.34/31,029.74
  6. Step 6: Final answer
    x = 19,903.19

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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.