Home / 39,172.98-54,019.26-34,852.62

Finding the Fourth Proportional to 39,172.98, 54,019.26 and 34,852.62

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Solution

The fourth proportional to 39,172.98, 54,019.26 and 34,852.62 is: 48,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172.98 : 54,019.26 = 34,852.62 : x
  2. Step 2: Convert to fraction form
    39,172.98/54,019.26 = 34,852.62/x
  3. Step 3: Cross multiply
    39,172.98x = 54,019.26 × 34,852.62
  4. Step 4: Simplify right side
    39,172.98x = 1,882,712,741.46
  5. Step 5: Solve for x
    x = 1,882,712,741.46/39,172.98
  6. Step 6: Final answer
    x = 48,061.51

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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.