Home / 14,458.80-21,688.56-4,070.48

Finding the Fourth Proportional to 14,458.80, 21,688.56 and 4,070.48

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Solution

The fourth proportional to 14,458.80, 21,688.56 and 4,070.48 is: 6,105.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.80 : 21,688.56 = 4,070.48 : x
  2. Step 2: Convert to fraction form
    14,458.80/21,688.56 = 4,070.48/x
  3. Step 3: Cross multiply
    14,458.80x = 21,688.56 × 4,070.48
  4. Step 4: Simplify right side
    14,458.80x = 88,282,849.71
  5. Step 5: Solve for x
    x = 88,282,849.71/14,458.80
  6. Step 6: Final answer
    x = 6,105.82

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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.