Home / 14,947.78-22,366.31-9,356.58

Finding the Fourth Proportional to 14,947.78, 22,366.31 and 9,356.58

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Solution

The fourth proportional to 14,947.78, 22,366.31 and 9,356.58 is: 14,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.78 : 22,366.31 = 9,356.58 : x
  2. Step 2: Convert to fraction form
    14,947.78/22,366.31 = 9,356.58/x
  3. Step 3: Cross multiply
    14,947.78x = 22,366.31 × 9,356.58
  4. Step 4: Simplify right side
    14,947.78x = 209,272,168.82
  5. Step 5: Solve for x
    x = 209,272,168.82/14,947.78
  6. Step 6: Final answer
    x = 14,000.22

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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.