Home / 26,369.77-36,389.55-15,039.00

Finding the Fourth Proportional to 26,369.77, 36,389.55 and 15,039.00

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Solution

The fourth proportional to 26,369.77, 36,389.55 and 15,039.00 is: 20,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.77 : 36,389.55 = 15,039.00 : x
  2. Step 2: Convert to fraction form
    26,369.77/36,389.55 = 15,039.00/x
  3. Step 3: Cross multiply
    26,369.77x = 36,389.55 × 15,039.00
  4. Step 4: Simplify right side
    26,369.77x = 547,262,652.36
  5. Step 5: Solve for x
    x = 547,262,652.36/26,369.77
  6. Step 6: Final answer
    x = 20,753.41

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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.