Home / 25,383.30-35,024.28-14,776.38

Finding the Fourth Proportional to 25,383.30, 35,024.28 and 14,776.38

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Solution

The fourth proportional to 25,383.30, 35,024.28 and 14,776.38 is: 20,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.30 : 35,024.28 = 14,776.38 : x
  2. Step 2: Convert to fraction form
    25,383.30/35,024.28 = 14,776.38/x
  3. Step 3: Cross multiply
    25,383.30x = 35,024.28 × 14,776.38
  4. Step 4: Simplify right side
    25,383.30x = 517,532,070.51
  5. Step 5: Solve for x
    x = 517,532,070.51/25,383.30
  6. Step 6: Final answer
    x = 20,388.68

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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.