Home / 14,444.42-19,930.86-8,070.77

Finding the Fourth Proportional to 14,444.42, 19,930.86 and 8,070.77

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Solution

The fourth proportional to 14,444.42, 19,930.86 and 8,070.77 is: 11,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.42 : 19,930.86 = 8,070.77 : x
  2. Step 2: Convert to fraction form
    14,444.42/19,930.86 = 8,070.77/x
  3. Step 3: Cross multiply
    14,444.42x = 19,930.86 × 8,070.77
  4. Step 4: Simplify right side
    14,444.42x = 160,857,287.31
  5. Step 5: Solve for x
    x = 160,857,287.31/14,444.42
  6. Step 6: Final answer
    x = 11,136.30

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Half scale
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Double scale
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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.