Home / 19,088.07-28,612.56-8,001.18

Finding the Fourth Proportional to 19,088.07, 28,612.56 and 8,001.18

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Solution

The fourth proportional to 19,088.07, 28,612.56 and 8,001.18 is: 11,993.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.07 : 28,612.56 = 8,001.18 : x
  2. Step 2: Convert to fraction form
    19,088.07/28,612.56 = 8,001.18/x
  3. Step 3: Cross multiply
    19,088.07x = 28,612.56 × 8,001.18
  4. Step 4: Simplify right side
    19,088.07x = 228,934,242.82
  5. Step 5: Solve for x
    x = 228,934,242.82/19,088.07
  6. Step 6: Final answer
    x = 11,993.58

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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.