Home / 14,970.22-22,455.54-7,177.21

Finding the Fourth Proportional to 14,970.22, 22,455.54 and 7,177.21

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Solution

The fourth proportional to 14,970.22, 22,455.54 and 7,177.21 is: 10,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.22 : 22,455.54 = 7,177.21 : x
  2. Step 2: Convert to fraction form
    14,970.22/22,455.54 = 7,177.21/x
  3. Step 3: Cross multiply
    14,970.22x = 22,455.54 × 7,177.21
  4. Step 4: Simplify right side
    14,970.22x = 161,168,070.10
  5. Step 5: Solve for x
    x = 161,168,070.10/14,970.22
  6. Step 6: Final answer
    x = 10,765.91

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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.