Home / 29,465.31-40,677.17-19,955.46

Finding the Fourth Proportional to 29,465.31, 40,677.17 and 19,955.46

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Solution

The fourth proportional to 29,465.31, 40,677.17 and 19,955.46 is: 27,548.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,465.31 : 40,677.17 = 19,955.46 : x
  2. Step 2: Convert to fraction form
    29,465.31/40,677.17 = 19,955.46/x
  3. Step 3: Cross multiply
    29,465.31x = 40,677.17 × 19,955.46
  4. Step 4: Simplify right side
    29,465.31x = 811,731,638.85
  5. Step 5: Solve for x
    x = 811,731,638.85/29,465.31
  6. Step 6: Final answer
    x = 27,548.72

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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.