Home / 47,377.41-71,070.21-12,317.06

Finding the Fourth Proportional to 47,377.41, 71,070.21 and 12,317.06

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Solution

The fourth proportional to 47,377.41, 71,070.21 and 12,317.06 is: 18,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377.41 : 71,070.21 = 12,317.06 : x
  2. Step 2: Convert to fraction form
    47,377.41/71,070.21 = 12,317.06/x
  3. Step 3: Cross multiply
    47,377.41x = 71,070.21 × 12,317.06
  4. Step 4: Simplify right side
    47,377.41x = 875,376,218.46
  5. Step 5: Solve for x
    x = 875,376,218.46/47,377.41
  6. Step 6: Final answer
    x = 18,476.66

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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.