Home / 26,909.10-40,366.89-8,897.94

Finding the Fourth Proportional to 26,909.10, 40,366.89 and 8,897.94

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Solution

The fourth proportional to 26,909.10, 40,366.89 and 8,897.94 is: 13,347.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.10 : 40,366.89 = 8,897.94 : x
  2. Step 2: Convert to fraction form
    26,909.10/40,366.89 = 8,897.94/x
  3. Step 3: Cross multiply
    26,909.10x = 40,366.89 × 8,897.94
  4. Step 4: Simplify right side
    26,909.10x = 359,182,165.21
  5. Step 5: Solve for x
    x = 359,182,165.21/26,909.10
  6. Step 6: Final answer
    x = 13,347.98

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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.