Home / 34,406.64-51,657.75-17,778.96

Finding the Fourth Proportional to 34,406.64, 51,657.75 and 17,778.96

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Solution

The fourth proportional to 34,406.64, 51,657.75 and 17,778.96 is: 26,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,406.64 : 51,657.75 = 17,778.96 : x
  2. Step 2: Convert to fraction form
    34,406.64/51,657.75 = 17,778.96/x
  3. Step 3: Cross multiply
    34,406.64x = 51,657.75 × 17,778.96
  4. Step 4: Simplify right side
    34,406.64x = 918,421,070.94
  5. Step 5: Solve for x
    x = 918,421,070.94/34,406.64
  6. Step 6: Final answer
    x = 26,693.13

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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.