Home / 30,671.04-46,008.84-13,140.96

Finding the Fourth Proportional to 30,671.04, 46,008.84 and 13,140.96

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Solution

The fourth proportional to 30,671.04, 46,008.84 and 13,140.96 is: 19,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,671.04 : 46,008.84 = 13,140.96 : x
  2. Step 2: Convert to fraction form
    30,671.04/46,008.84 = 13,140.96/x
  3. Step 3: Cross multiply
    30,671.04x = 46,008.84 × 13,140.96
  4. Step 4: Simplify right side
    30,671.04x = 604,600,326.09
  5. Step 5: Solve for x
    x = 604,600,326.09/30,671.04
  6. Step 6: Final answer
    x = 19,712.42

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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.