Home / 30,674.79-42,331.01-17,246.07

Finding the Fourth Proportional to 30,674.79, 42,331.01 and 17,246.07

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Solution

The fourth proportional to 30,674.79, 42,331.01 and 17,246.07 is: 23,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674.79 : 42,331.01 = 17,246.07 : x
  2. Step 2: Convert to fraction form
    30,674.79/42,331.01 = 17,246.07/x
  3. Step 3: Cross multiply
    30,674.79x = 42,331.01 × 17,246.07
  4. Step 4: Simplify right side
    30,674.79x = 730,043,475.40
  5. Step 5: Solve for x
    x = 730,043,475.40/30,674.79
  6. Step 6: Final answer
    x = 23,799.46

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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.