Home / 17,667.41-26,501.09-4,519.78

Finding the Fourth Proportional to 17,667.41, 26,501.09 and 4,519.78

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Solution

The fourth proportional to 17,667.41, 26,501.09 and 4,519.78 is: 6,779.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,667.41 : 26,501.09 = 4,519.78 : x
  2. Step 2: Convert to fraction form
    17,667.41/26,501.09 = 4,519.78/x
  3. Step 3: Cross multiply
    17,667.41x = 26,501.09 × 4,519.78
  4. Step 4: Simplify right side
    17,667.41x = 119,779,007.71
  5. Step 5: Solve for x
    x = 119,779,007.71/17,667.41
  6. Step 6: Final answer
    x = 6,779.66

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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.