Home / 26,279.40-36,264.24-14,342.64

Finding the Fourth Proportional to 26,279.40, 36,264.24 and 14,342.64

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Solution

The fourth proportional to 26,279.40, 36,264.24 and 14,342.64 is: 19,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.40 : 36,264.24 = 14,342.64 : x
  2. Step 2: Convert to fraction form
    26,279.40/36,264.24 = 14,342.64/x
  3. Step 3: Cross multiply
    26,279.40x = 36,264.24 × 14,342.64
  4. Step 4: Simplify right side
    26,279.40x = 520,124,939.19
  5. Step 5: Solve for x
    x = 520,124,939.19/26,279.40
  6. Step 6: Final answer
    x = 19,792.12

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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.