Home / 26,434.68-39,657.90-8,904

Finding the Fourth Proportional to 26,434.68, 39,657.90 and 8,904

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Solution

The fourth proportional to 26,434.68, 39,657.90 and 8,904 is: 13,357.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.68 : 39,657.90 = 8,904 : x
  2. Step 2: Convert to fraction form
    26,434.68/39,657.90 = 8,904/x
  3. Step 3: Cross multiply
    26,434.68x = 39,657.90 × 8,904
  4. Step 4: Simplify right side
    26,434.68x = 353,113,941.60
  5. Step 5: Solve for x
    x = 353,113,941.60/26,434.68
  6. Step 6: Final answer
    x = 13,357.98

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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.