Home / 12,266.48-18,354.36-7,339.52

Finding the Fourth Proportional to 12,266.48, 18,354.36 and 7,339.52

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Solution

The fourth proportional to 12,266.48, 18,354.36 and 7,339.52 is: 10,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.48 : 18,354.36 = 7,339.52 : x
  2. Step 2: Convert to fraction form
    12,266.48/18,354.36 = 7,339.52/x
  3. Step 3: Cross multiply
    12,266.48x = 18,354.36 × 7,339.52
  4. Step 4: Simplify right side
    12,266.48x = 134,712,192.31
  5. Step 5: Solve for x
    x = 134,712,192.31/12,266.48
  6. Step 6: Final answer
    x = 10,982.14

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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.