Home / 35,814.43-49,423.95-19,900.36

Finding the Fourth Proportional to 35,814.43, 49,423.95 and 19,900.36

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Solution

The fourth proportional to 35,814.43, 49,423.95 and 19,900.36 is: 27,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,814.43 : 49,423.95 = 19,900.36 : x
  2. Step 2: Convert to fraction form
    35,814.43/49,423.95 = 19,900.36/x
  3. Step 3: Cross multiply
    35,814.43x = 49,423.95 × 19,900.36
  4. Step 4: Simplify right side
    35,814.43x = 983,554,397.62
  5. Step 5: Solve for x
    x = 983,554,397.62/35,814.43
  6. Step 6: Final answer
    x = 27,462.52

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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.