Home / 20,070.05-30,088.62-7,582.97

Finding the Fourth Proportional to 20,070.05, 30,088.62 and 7,582.97

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Solution

The fourth proportional to 20,070.05, 30,088.62 and 7,582.97 is: 11,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070.05 : 30,088.62 = 7,582.97 : x
  2. Step 2: Convert to fraction form
    20,070.05/30,088.62 = 7,582.97/x
  3. Step 3: Cross multiply
    20,070.05x = 30,088.62 × 7,582.97
  4. Step 4: Simplify right side
    20,070.05x = 228,160,952.36
  5. Step 5: Solve for x
    x = 228,160,952.36/20,070.05
  6. Step 6: Final answer
    x = 11,368.23

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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.