Home / 30,675.04-42,331.35-17,246.32

Finding the Fourth Proportional to 30,675.04, 42,331.35 and 17,246.32

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Solution

The fourth proportional to 30,675.04, 42,331.35 and 17,246.32 is: 23,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,675.04 : 42,331.35 = 17,246.32 : x
  2. Step 2: Convert to fraction form
    30,675.04/42,331.35 = 17,246.32/x
  3. Step 3: Cross multiply
    30,675.04x = 42,331.35 × 17,246.32
  4. Step 4: Simplify right side
    30,675.04x = 730,060,008.13
  5. Step 5: Solve for x
    x = 730,060,008.13/30,675.04
  6. Step 6: Final answer
    x = 23,799.81

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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.