Home / 55,476.20-76,553.01-31,598.21

Finding the Fourth Proportional to 55,476.20, 76,553.01 and 31,598.21

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Solution

The fourth proportional to 55,476.20, 76,553.01 and 31,598.21 is: 43,603.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,476.20 : 76,553.01 = 31,598.21 : x
  2. Step 2: Convert to fraction form
    55,476.20/76,553.01 = 31,598.21/x
  3. Step 3: Cross multiply
    55,476.20x = 76,553.01 × 31,598.21
  4. Step 4: Simplify right side
    55,476.20x = 2,418,937,703.35
  5. Step 5: Solve for x
    x = 2,418,937,703.35/55,476.20
  6. Step 6: Final answer
    x = 43,603.17

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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.