Home / 45,447.49-62,715.70-25,303.80

Finding the Fourth Proportional to 45,447.49, 62,715.70 and 25,303.80

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Solution

The fourth proportional to 45,447.49, 62,715.70 and 25,303.80 is: 34,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.49 : 62,715.70 = 25,303.80 : x
  2. Step 2: Convert to fraction form
    45,447.49/62,715.70 = 25,303.80/x
  3. Step 3: Cross multiply
    45,447.49x = 62,715.70 × 25,303.80
  4. Step 4: Simplify right side
    45,447.49x = 1,586,945,529.66
  5. Step 5: Solve for x
    x = 1,586,945,529.66/45,447.49
  6. Step 6: Final answer
    x = 34,918.22

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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.