Home / 34,501.14-51,761.13-12,316.76

Finding the Fourth Proportional to 34,501.14, 51,761.13 and 12,316.76

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Solution

The fourth proportional to 34,501.14, 51,761.13 and 12,316.76 is: 18,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,501.14 : 51,761.13 = 12,316.76 : x
  2. Step 2: Convert to fraction form
    34,501.14/51,761.13 = 12,316.76/x
  3. Step 3: Cross multiply
    34,501.14x = 51,761.13 × 12,316.76
  4. Step 4: Simplify right side
    34,501.14x = 637,529,304.65
  5. Step 5: Solve for x
    x = 637,529,304.65/34,501.14
  6. Step 6: Final answer
    x = 18,478.50

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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.