Home / 36,684.26-55,030.04-13,312.52

Finding the Fourth Proportional to 36,684.26, 55,030.04 and 13,312.52

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Solution

The fourth proportional to 36,684.26, 55,030.04 and 13,312.52 is: 19,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,684.26 : 55,030.04 = 13,312.52 : x
  2. Step 2: Convert to fraction form
    36,684.26/55,030.04 = 13,312.52/x
  3. Step 3: Cross multiply
    36,684.26x = 55,030.04 × 13,312.52
  4. Step 4: Simplify right side
    36,684.26x = 732,588,508.10
  5. Step 5: Solve for x
    x = 732,588,508.10/36,684.26
  6. Step 6: Final answer
    x = 19,970.10

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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.