Home / 19,080.30-28,623.15-5,931.30

Finding the Fourth Proportional to 19,080.30, 28,623.15 and 5,931.30

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Solution

The fourth proportional to 19,080.30, 28,623.15 and 5,931.30 is: 8,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.30 : 28,623.15 = 5,931.30 : x
  2. Step 2: Convert to fraction form
    19,080.30/28,623.15 = 5,931.30/x
  3. Step 3: Cross multiply
    19,080.30x = 28,623.15 × 5,931.30
  4. Step 4: Simplify right side
    19,080.30x = 169,772,489.60
  5. Step 5: Solve for x
    x = 169,772,489.60/19,080.30
  6. Step 6: Final answer
    x = 8,897.79

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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.