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Finding the Fourth Proportional to 22,947.84, 34,421.76 and 7,366.72

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Solution

The fourth proportional to 22,947.84, 34,421.76 and 7,366.72 is: 11,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.84 : 34,421.76 = 7,366.72 : x
  2. Step 2: Convert to fraction form
    22,947.84/34,421.76 = 7,366.72/x
  3. Step 3: Cross multiply
    22,947.84x = 34,421.76 × 7,366.72
  4. Step 4: Simplify right side
    22,947.84x = 253,575,467.83
  5. Step 5: Solve for x
    x = 253,575,467.83/22,947.84
  6. Step 6: Final answer
    x = 11,050.08

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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.