Home / 26,319.72-36,320.18-14,383.20

Finding the Fourth Proportional to 26,319.72, 36,320.18 and 14,383.20

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Solution

The fourth proportional to 26,319.72, 36,320.18 and 14,383.20 is: 19,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319.72 : 36,320.18 = 14,383.20 : x
  2. Step 2: Convert to fraction form
    26,319.72/36,320.18 = 14,383.20/x
  3. Step 3: Cross multiply
    26,319.72x = 36,320.18 × 14,383.20
  4. Step 4: Simplify right side
    26,319.72x = 522,400,412.98
  5. Step 5: Solve for x
    x = 522,400,412.98/26,319.72
  6. Step 6: Final answer
    x = 19,848.25

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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.