Home / 35,343.77-48,774.42-19,428.48

Finding the Fourth Proportional to 35,343.77, 48,774.42 and 19,428.48

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Solution

The fourth proportional to 35,343.77, 48,774.42 and 19,428.48 is: 26,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.77 : 48,774.42 = 19,428.48 : x
  2. Step 2: Convert to fraction form
    35,343.77/48,774.42 = 19,428.48/x
  3. Step 3: Cross multiply
    35,343.77x = 48,774.42 × 19,428.48
  4. Step 4: Simplify right side
    35,343.77x = 947,612,843.48
  5. Step 5: Solve for x
    x = 947,612,843.48/35,343.77
  6. Step 6: Final answer
    x = 26,811.32

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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.