Home / 30,482.32-42,061.40-17,052.88

Finding the Fourth Proportional to 30,482.32, 42,061.40 and 17,052.88

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Solution

The fourth proportional to 30,482.32, 42,061.40 and 17,052.88 is: 23,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.32 : 42,061.40 = 17,052.88 : x
  2. Step 2: Convert to fraction form
    30,482.32/42,061.40 = 17,052.88/x
  3. Step 3: Cross multiply
    30,482.32x = 42,061.40 × 17,052.88
  4. Step 4: Simplify right side
    30,482.32x = 717,268,006.83
  5. Step 5: Solve for x
    x = 717,268,006.83/30,482.32
  6. Step 6: Final answer
    x = 23,530.62

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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.