Home / 35,628.78-53,484.54-20,848.28

Finding the Fourth Proportional to 35,628.78, 53,484.54 and 20,848.28

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Solution

The fourth proportional to 35,628.78, 53,484.54 and 20,848.28 is: 31,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,628.78 : 53,484.54 = 20,848.28 : x
  2. Step 2: Convert to fraction form
    35,628.78/53,484.54 = 20,848.28/x
  3. Step 3: Cross multiply
    35,628.78x = 53,484.54 × 20,848.28
  4. Step 4: Simplify right side
    35,628.78x = 1,115,060,665.59
  5. Step 5: Solve for x
    x = 1,115,060,665.59/35,628.78
  6. Step 6: Final answer
    x = 31,296.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.