Home / 34,547.36-51,813.30-13,487.90

Finding the Fourth Proportional to 34,547.36, 51,813.30 and 13,487.90

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Solution

The fourth proportional to 34,547.36, 51,813.30 and 13,487.90 is: 20,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,547.36 : 51,813.30 = 13,487.90 : x
  2. Step 2: Convert to fraction form
    34,547.36/51,813.30 = 13,487.90/x
  3. Step 3: Cross multiply
    34,547.36x = 51,813.30 × 13,487.90
  4. Step 4: Simplify right side
    34,547.36x = 698,852,609.07
  5. Step 5: Solve for x
    x = 698,852,609.07/34,547.36
  6. Step 6: Final answer
    x = 20,228.83

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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.