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Finding the Fourth Proportional to 45,349.70, 62,581.50 and 25,206.39

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Solution

The fourth proportional to 45,349.70, 62,581.50 and 25,206.39 is: 34,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349.70 : 62,581.50 = 25,206.39 : x
  2. Step 2: Convert to fraction form
    45,349.70/62,581.50 = 25,206.39/x
  3. Step 3: Cross multiply
    45,349.70x = 62,581.50 × 25,206.39
  4. Step 4: Simplify right side
    45,349.70x = 1,577,453,695.79
  5. Step 5: Solve for x
    x = 1,577,453,695.79/45,349.70
  6. Step 6: Final answer
    x = 34,784.22

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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.