Home / 14,460.45-19,957.55-9,155.76

Finding the Fourth Proportional to 14,460.45, 19,957.55 and 9,155.76

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Solution

The fourth proportional to 14,460.45, 19,957.55 and 9,155.76 is: 12,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.45 : 19,957.55 = 9,155.76 : x
  2. Step 2: Convert to fraction form
    14,460.45/19,957.55 = 9,155.76/x
  3. Step 3: Cross multiply
    14,460.45x = 19,957.55 × 9,155.76
  4. Step 4: Simplify right side
    14,460.45x = 182,726,537.99
  5. Step 5: Solve for x
    x = 182,726,537.99/14,460.45
  6. Step 6: Final answer
    x = 12,636.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.