Home / 17,666.90-26,501.27-4,519.39

Finding the Fourth Proportional to 17,666.90, 26,501.27 and 4,519.39

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Solution

The fourth proportional to 17,666.90, 26,501.27 and 4,519.39 is: 6,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.90 : 26,501.27 = 4,519.39 : x
  2. Step 2: Convert to fraction form
    17,666.90/26,501.27 = 4,519.39/x
  3. Step 3: Cross multiply
    17,666.90x = 26,501.27 × 4,519.39
  4. Step 4: Simplify right side
    17,666.90x = 119,769,560.89
  5. Step 5: Solve for x
    x = 119,769,560.89/17,666.90
  6. Step 6: Final answer
    x = 6,779.32

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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.