Home / 34,314.05-47,353.16-19,206.65

Finding the Fourth Proportional to 34,314.05, 47,353.16 and 19,206.65

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Solution

The fourth proportional to 34,314.05, 47,353.16 and 19,206.65 is: 26,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,314.05 : 47,353.16 = 19,206.65 : x
  2. Step 2: Convert to fraction form
    34,314.05/47,353.16 = 19,206.65/x
  3. Step 3: Cross multiply
    34,314.05x = 47,353.16 × 19,206.65
  4. Step 4: Simplify right side
    34,314.05x = 909,495,736.91
  5. Step 5: Solve for x
    x = 909,495,736.91/34,314.05
  6. Step 6: Final answer
    x = 26,505.05

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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.