Home / 26,121.48-36,048.47-14,790.79

Finding the Fourth Proportional to 26,121.48, 36,048.47 and 14,790.79

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Solution

The fourth proportional to 26,121.48, 36,048.47 and 14,790.79 is: 20,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,121.48 : 36,048.47 = 14,790.79 : x
  2. Step 2: Convert to fraction form
    26,121.48/36,048.47 = 14,790.79/x
  3. Step 3: Cross multiply
    26,121.48x = 36,048.47 × 14,790.79
  4. Step 4: Simplify right side
    26,121.48x = 533,185,349.59
  5. Step 5: Solve for x
    x = 533,185,349.59/26,121.48
  6. Step 6: Final answer
    x = 20,411.76

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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.