Home / 26,443.96-39,666.06-8,913.94

Finding the Fourth Proportional to 26,443.96, 39,666.06 and 8,913.94

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Solution

The fourth proportional to 26,443.96, 39,666.06 and 8,913.94 is: 13,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.96 : 39,666.06 = 8,913.94 : x
  2. Step 2: Convert to fraction form
    26,443.96/39,666.06 = 8,913.94/x
  3. Step 3: Cross multiply
    26,443.96x = 39,666.06 × 8,913.94
  4. Step 4: Simplify right side
    26,443.96x = 353,580,779.71
  5. Step 5: Solve for x
    x = 353,580,779.71/26,443.96
  6. Step 6: Final answer
    x = 13,370.95

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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.