Home / 51,810.53-71,497.82-30,315.06

Finding the Fourth Proportional to 51,810.53, 71,497.82 and 30,315.06

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Solution

The fourth proportional to 51,810.53, 71,497.82 and 30,315.06 is: 41,834.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,810.53 : 71,497.82 = 30,315.06 : x
  2. Step 2: Convert to fraction form
    51,810.53/71,497.82 = 30,315.06/x
  3. Step 3: Cross multiply
    51,810.53x = 71,497.82 × 30,315.06
  4. Step 4: Simplify right side
    51,810.53x = 2,167,460,345.68
  5. Step 5: Solve for x
    x = 2,167,460,345.68/51,810.53
  6. Step 6: Final answer
    x = 41,834.36

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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.