Home / 35,318.48-48,731.10-20,005.16

Finding the Fourth Proportional to 35,318.48, 48,731.10 and 20,005.16

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Solution

The fourth proportional to 35,318.48, 48,731.10 and 20,005.16 is: 27,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.48 : 48,731.10 = 20,005.16 : x
  2. Step 2: Convert to fraction form
    35,318.48/48,731.10 = 20,005.16/x
  3. Step 3: Cross multiply
    35,318.48x = 48,731.10 × 20,005.16
  4. Step 4: Simplify right side
    35,318.48x = 974,873,452.48
  5. Step 5: Solve for x
    x = 974,873,452.48/35,318.48
  6. Step 6: Final answer
    x = 27,602.36

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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.