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Finding the Fourth Proportional to 45,315, 62,536.47 and 25,173.42

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Solution

The fourth proportional to 45,315, 62,536.47 and 25,173.42 is: 34,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,315 : 62,536.47 = 25,173.42 : x
  2. Step 2: Convert to fraction form
    45,315/62,536.47 = 25,173.42/x
  3. Step 3: Cross multiply
    45,315x = 62,536.47 × 25,173.42
  4. Step 4: Simplify right side
    45,315x = 1,574,256,824.63
  5. Step 5: Solve for x
    x = 1,574,256,824.63/45,315
  6. Step 6: Final answer
    x = 34,740.30

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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.