Home / 14,124.77-19,495.65-8,159.93

Finding the Fourth Proportional to 14,124.77, 19,495.65 and 8,159.93

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Solution

The fourth proportional to 14,124.77, 19,495.65 and 8,159.93 is: 11,262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.77 : 19,495.65 = 8,159.93 : x
  2. Step 2: Convert to fraction form
    14,124.77/19,495.65 = 8,159.93/x
  3. Step 3: Cross multiply
    14,124.77x = 19,495.65 × 8,159.93
  4. Step 4: Simplify right side
    14,124.77x = 159,083,139.30
  5. Step 5: Solve for x
    x = 159,083,139.30/14,124.77
  6. Step 6: Final answer
    x = 11,262.71

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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.