Home / 35,087.54-48,420.73-19,172.10

Finding the Fourth Proportional to 35,087.54, 48,420.73 and 19,172.10

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Solution

The fourth proportional to 35,087.54, 48,420.73 and 19,172.10 is: 26,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,087.54 : 48,420.73 = 19,172.10 : x
  2. Step 2: Convert to fraction form
    35,087.54/48,420.73 = 19,172.10/x
  3. Step 3: Cross multiply
    35,087.54x = 48,420.73 × 19,172.10
  4. Step 4: Simplify right side
    35,087.54x = 928,327,029.70
  5. Step 5: Solve for x
    x = 928,327,029.70/35,087.54
  6. Step 6: Final answer
    x = 26,457.45

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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.