Home / 26,429.40-36,470.76-14,490.26

Finding the Fourth Proportional to 26,429.40, 36,470.76 and 14,490.26

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Solution

The fourth proportional to 26,429.40, 36,470.76 and 14,490.26 is: 19,995.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.40 : 36,470.76 = 14,490.26 : x
  2. Step 2: Convert to fraction form
    26,429.40/36,470.76 = 14,490.26/x
  3. Step 3: Cross multiply
    26,429.40x = 36,470.76 × 14,490.26
  4. Step 4: Simplify right side
    26,429.40x = 528,470,794.80
  5. Step 5: Solve for x
    x = 528,470,794.80/26,429.40
  6. Step 6: Final answer
    x = 19,995.57

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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.