Home / 35,697.66-49,263.09-19,782.45

Finding the Fourth Proportional to 35,697.66, 49,263.09 and 19,782.45

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Solution

The fourth proportional to 35,697.66, 49,263.09 and 19,782.45 is: 27,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,697.66 : 49,263.09 = 19,782.45 : x
  2. Step 2: Convert to fraction form
    35,697.66/49,263.09 = 19,782.45/x
  3. Step 3: Cross multiply
    35,697.66x = 49,263.09 × 19,782.45
  4. Step 4: Simplify right side
    35,697.66x = 974,544,614.77
  5. Step 5: Solve for x
    x = 974,544,614.77/35,697.66
  6. Step 6: Final answer
    x = 27,299.96

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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.