Home / 14,890.10-22,222.06-14,287.32

Finding the Fourth Proportional to 14,890.10, 22,222.06 and 14,287.32

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Solution

The fourth proportional to 14,890.10, 22,222.06 and 14,287.32 is: 21,322.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.10 : 22,222.06 = 14,287.32 : x
  2. Step 2: Convert to fraction form
    14,890.10/22,222.06 = 14,287.32/x
  3. Step 3: Cross multiply
    14,890.10x = 22,222.06 × 14,287.32
  4. Step 4: Simplify right side
    14,890.10x = 317,493,646.56
  5. Step 5: Solve for x
    x = 317,493,646.56/14,890.10
  6. Step 6: Final answer
    x = 21,322.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.