Home / 21,639.61-32,473.61-7,599.28

Finding the Fourth Proportional to 21,639.61, 32,473.61 and 7,599.28

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Solution

The fourth proportional to 21,639.61, 32,473.61 and 7,599.28 is: 11,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,639.61 : 32,473.61 = 7,599.28 : x
  2. Step 2: Convert to fraction form
    21,639.61/32,473.61 = 7,599.28/x
  3. Step 3: Cross multiply
    21,639.61x = 32,473.61 × 7,599.28
  4. Step 4: Simplify right side
    21,639.61x = 246,776,055.00
  5. Step 5: Solve for x
    x = 246,776,055.00/21,639.61
  6. Step 6: Final answer
    x = 11,403.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.