Home / 35,477.09-48,958.10-19,561.21

Finding the Fourth Proportional to 35,477.09, 48,958.10 and 19,561.21

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Solution

The fourth proportional to 35,477.09, 48,958.10 and 19,561.21 is: 26,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.09 : 48,958.10 = 19,561.21 : x
  2. Step 2: Convert to fraction form
    35,477.09/48,958.10 = 19,561.21/x
  3. Step 3: Cross multiply
    35,477.09x = 48,958.10 × 19,561.21
  4. Step 4: Simplify right side
    35,477.09x = 957,679,332.70
  5. Step 5: Solve for x
    x = 957,679,332.70/35,477.09
  6. Step 6: Final answer
    x = 26,994.30

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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.