Home / 26,279.28-36,265.14-14,342.51

Finding the Fourth Proportional to 26,279.28, 36,265.14 and 14,342.51

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Solution

The fourth proportional to 26,279.28, 36,265.14 and 14,342.51 is: 19,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.28 : 36,265.14 = 14,342.51 : x
  2. Step 2: Convert to fraction form
    26,279.28/36,265.14 = 14,342.51/x
  3. Step 3: Cross multiply
    26,279.28x = 36,265.14 × 14,342.51
  4. Step 4: Simplify right side
    26,279.28x = 520,133,223.76
  5. Step 5: Solve for x
    x = 520,133,223.76/26,279.28
  6. Step 6: Final answer
    x = 19,792.52

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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.