Home / 30,014.12-45,026.35-13,373.78

Finding the Fourth Proportional to 30,014.12, 45,026.35 and 13,373.78

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Solution

The fourth proportional to 30,014.12, 45,026.35 and 13,373.78 is: 20,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.12 : 45,026.35 = 13,373.78 : x
  2. Step 2: Convert to fraction form
    30,014.12/45,026.35 = 13,373.78/x
  3. Step 3: Cross multiply
    30,014.12x = 45,026.35 × 13,373.78
  4. Step 4: Simplify right side
    30,014.12x = 602,172,240.54
  5. Step 5: Solve for x
    x = 602,172,240.54/30,014.12
  6. Step 6: Final answer
    x = 20,062.96

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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.