Home / 51,234.12-70,702.96-28,573.14

Finding the Fourth Proportional to 51,234.12, 70,702.96 and 28,573.14

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Solution

The fourth proportional to 51,234.12, 70,702.96 and 28,573.14 is: 39,430.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,234.12 : 70,702.96 = 28,573.14 : x
  2. Step 2: Convert to fraction form
    51,234.12/70,702.96 = 28,573.14/x
  3. Step 3: Cross multiply
    51,234.12x = 70,702.96 × 28,573.14
  4. Step 4: Simplify right side
    51,234.12x = 2,020,205,574.49
  5. Step 5: Solve for x
    x = 2,020,205,574.49/51,234.12
  6. Step 6: Final answer
    x = 39,430.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.