Home / 26,310.99-36,312.27-14,983.20

Finding the Fourth Proportional to 26,310.99, 36,312.27 and 14,983.20

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Solution

The fourth proportional to 26,310.99, 36,312.27 and 14,983.20 is: 20,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.99 : 36,312.27 = 14,983.20 : x
  2. Step 2: Convert to fraction form
    26,310.99/36,312.27 = 14,983.20/x
  3. Step 3: Cross multiply
    26,310.99x = 36,312.27 × 14,983.20
  4. Step 4: Simplify right side
    26,310.99x = 544,074,003.86
  5. Step 5: Solve for x
    x = 544,074,003.86/26,310.99
  6. Step 6: Final answer
    x = 20,678.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.