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Finding the Fourth Proportional to 14,907.81, 22,354.41 and 8,332.23

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Solution

The fourth proportional to 14,907.81, 22,354.41 and 8,332.23 is: 12,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.81 : 22,354.41 = 8,332.23 : x
  2. Step 2: Convert to fraction form
    14,907.81/22,354.41 = 8,332.23/x
  3. Step 3: Cross multiply
    14,907.81x = 22,354.41 × 8,332.23
  4. Step 4: Simplify right side
    14,907.81x = 186,262,085.63
  5. Step 5: Solve for x
    x = 186,262,085.63/14,907.81
  6. Step 6: Final answer
    x = 12,494.26

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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.