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Finding the Fourth Proportional to 14,920.63, 22,376.16 and 4,923.13

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Solution

The fourth proportional to 14,920.63, 22,376.16 and 4,923.13 is: 7,383.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.63 : 22,376.16 = 4,923.13 : x
  2. Step 2: Convert to fraction form
    14,920.63/22,376.16 = 4,923.13/x
  3. Step 3: Cross multiply
    14,920.63x = 22,376.16 × 4,923.13
  4. Step 4: Simplify right side
    14,920.63x = 110,160,744.58
  5. Step 5: Solve for x
    x = 110,160,744.58/14,920.63
  6. Step 6: Final answer
    x = 7,383.12

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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.