Home / 26,291.36-36,281.04-14,355.20

Finding the Fourth Proportional to 26,291.36, 36,281.04 and 14,355.20

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Solution

The fourth proportional to 26,291.36, 36,281.04 and 14,355.20 is: 19,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.36 : 36,281.04 = 14,355.20 : x
  2. Step 2: Convert to fraction form
    26,291.36/36,281.04 = 14,355.20/x
  3. Step 3: Cross multiply
    26,291.36x = 36,281.04 × 14,355.20
  4. Step 4: Simplify right side
    26,291.36x = 520,821,585.41
  5. Step 5: Solve for x
    x = 520,821,585.41/26,291.36
  6. Step 6: Final answer
    x = 19,809.61

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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.