Home / 19,358.42-29,048.56-8,264.07

Finding the Fourth Proportional to 19,358.42, 29,048.56 and 8,264.07

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Solution

The fourth proportional to 19,358.42, 29,048.56 and 8,264.07 is: 12,400.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,358.42 : 29,048.56 = 8,264.07 : x
  2. Step 2: Convert to fraction form
    19,358.42/29,048.56 = 8,264.07/x
  3. Step 3: Cross multiply
    19,358.42x = 29,048.56 × 8,264.07
  4. Step 4: Simplify right side
    19,358.42x = 240,059,312.58
  5. Step 5: Solve for x
    x = 240,059,312.58/19,358.42
  6. Step 6: Final answer
    x = 12,400.77

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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.