Home / 35,454.66-53,181.99-20,663.52

Finding the Fourth Proportional to 35,454.66, 53,181.99 and 20,663.52

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Solution

The fourth proportional to 35,454.66, 53,181.99 and 20,663.52 is: 30,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,454.66 : 53,181.99 = 20,663.52 : x
  2. Step 2: Convert to fraction form
    35,454.66/53,181.99 = 20,663.52/x
  3. Step 3: Cross multiply
    35,454.66x = 53,181.99 × 20,663.52
  4. Step 4: Simplify right side
    35,454.66x = 1,098,927,271.84
  5. Step 5: Solve for x
    x = 1,098,927,271.84/35,454.66
  6. Step 6: Final answer
    x = 30,995.28

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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.