Home / 19,434.53-26,814.90-10,935

Finding the Fourth Proportional to 19,434.53, 26,814.90 and 10,935

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Solution

The fourth proportional to 19,434.53, 26,814.90 and 10,935 is: 15,087.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.53 : 26,814.90 = 10,935 : x
  2. Step 2: Convert to fraction form
    19,434.53/26,814.90 = 10,935/x
  3. Step 3: Cross multiply
    19,434.53x = 26,814.90 × 10,935
  4. Step 4: Simplify right side
    19,434.53x = 293,220,911.00
  5. Step 5: Solve for x
    x = 293,220,911.00/19,434.53
  6. Step 6: Final answer
    x = 15,087.62

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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.