Home / 34,079.12-47,025.96-19,174.16

Finding the Fourth Proportional to 34,079.12, 47,025.96 and 19,174.16

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Solution

The fourth proportional to 34,079.12, 47,025.96 and 19,174.16 is: 26,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.12 : 47,025.96 = 19,174.16 : x
  2. Step 2: Convert to fraction form
    34,079.12/47,025.96 = 19,174.16/x
  3. Step 3: Cross multiply
    34,079.12x = 47,025.96 × 19,174.16
  4. Step 4: Simplify right side
    34,079.12x = 901,683,281.19
  5. Step 5: Solve for x
    x = 901,683,281.19/34,079.12
  6. Step 6: Final answer
    x = 26,458.53

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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.