Home / 30,574.64-42,173.58-22,089.24

Finding the Fourth Proportional to 30,574.64, 42,173.58 and 22,089.24

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Solution

The fourth proportional to 30,574.64, 42,173.58 and 22,089.24 is: 30,469.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,574.64 : 42,173.58 = 22,089.24 : x
  2. Step 2: Convert to fraction form
    30,574.64/42,173.58 = 22,089.24/x
  3. Step 3: Cross multiply
    30,574.64x = 42,173.58 × 22,089.24
  4. Step 4: Simplify right side
    30,574.64x = 931,582,330.28
  5. Step 5: Solve for x
    x = 931,582,330.28/30,574.64
  6. Step 6: Final answer
    x = 30,469.12

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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.