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Finding the Fourth Proportional to 14,993.65, 22,465.95 and 5,127.58

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Solution

The fourth proportional to 14,993.65, 22,465.95 and 5,127.58 is: 7,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,993.65 : 22,465.95 = 5,127.58 : x
  2. Step 2: Convert to fraction form
    14,993.65/22,465.95 = 5,127.58/x
  3. Step 3: Cross multiply
    14,993.65x = 22,465.95 × 5,127.58
  4. Step 4: Simplify right side
    14,993.65x = 115,195,955.90
  5. Step 5: Solve for x
    x = 115,195,955.90/14,993.65
  6. Step 6: Final answer
    x = 7,682.98

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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.