Home / 34,914.80-52,386.06-12,729.62

Finding the Fourth Proportional to 34,914.80, 52,386.06 and 12,729.62

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Solution

The fourth proportional to 34,914.80, 52,386.06 and 12,729.62 is: 19,099.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,914.80 : 52,386.06 = 12,729.62 : x
  2. Step 2: Convert to fraction form
    34,914.80/52,386.06 = 12,729.62/x
  3. Step 3: Cross multiply
    34,914.80x = 52,386.06 × 12,729.62
  4. Step 4: Simplify right side
    34,914.80x = 666,854,637.10
  5. Step 5: Solve for x
    x = 666,854,637.10/34,914.80
  6. Step 6: Final answer
    x = 19,099.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.