Home / 35,331.64-48,757.70-19,417.12

Finding the Fourth Proportional to 35,331.64, 48,757.70 and 19,417.12

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Solution

The fourth proportional to 35,331.64, 48,757.70 and 19,417.12 is: 26,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.64 : 48,757.70 = 19,417.12 : x
  2. Step 2: Convert to fraction form
    35,331.64/48,757.70 = 19,417.12/x
  3. Step 3: Cross multiply
    35,331.64x = 48,757.70 × 19,417.12
  4. Step 4: Simplify right side
    35,331.64x = 946,734,111.82
  5. Step 5: Solve for x
    x = 946,734,111.82/35,331.64
  6. Step 6: Final answer
    x = 26,795.65

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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.