Home / 26,533.86-39,767.99-13,389.99

Finding the Fourth Proportional to 26,533.86, 39,767.99 and 13,389.99

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Solution

The fourth proportional to 26,533.86, 39,767.99 and 13,389.99 is: 20,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,533.86 : 39,767.99 = 13,389.99 : x
  2. Step 2: Convert to fraction form
    26,533.86/39,767.99 = 13,389.99/x
  3. Step 3: Cross multiply
    26,533.86x = 39,767.99 × 13,389.99
  4. Step 4: Simplify right side
    26,533.86x = 532,492,921.47
  5. Step 5: Solve for x
    x = 532,492,921.47/26,533.86
  6. Step 6: Final answer
    x = 20,068.43

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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.