Home / 14,970.66-22,431.36-11,870.58

Finding the Fourth Proportional to 14,970.66, 22,431.36 and 11,870.58

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Solution

The fourth proportional to 14,970.66, 22,431.36 and 11,870.58 is: 17,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.66 : 22,431.36 = 11,870.58 : x
  2. Step 2: Convert to fraction form
    14,970.66/22,431.36 = 11,870.58/x
  3. Step 3: Cross multiply
    14,970.66x = 22,431.36 × 11,870.58
  4. Step 4: Simplify right side
    14,970.66x = 266,273,253.39
  5. Step 5: Solve for x
    x = 266,273,253.39/14,970.66
  6. Step 6: Final answer
    x = 17,786.34

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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.