Home / 45,316.80-62,536.30-25,172.78

Finding the Fourth Proportional to 45,316.80, 62,536.30 and 25,172.78

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Solution

The fourth proportional to 45,316.80, 62,536.30 and 25,172.78 is: 34,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.80 : 62,536.30 = 25,172.78 : x
  2. Step 2: Convert to fraction form
    45,316.80/62,536.30 = 25,172.78/x
  3. Step 3: Cross multiply
    45,316.80x = 62,536.30 × 25,172.78
  4. Step 4: Simplify right side
    45,316.80x = 1,574,212,521.91
  5. Step 5: Solve for x
    x = 1,574,212,521.91/45,316.80
  6. Step 6: Final answer
    x = 34,737.95

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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.