Home / 27,478.18-37,919.91-14,902.93

Finding the Fourth Proportional to 27,478.18, 37,919.91 and 14,902.93

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Solution

The fourth proportional to 27,478.18, 37,919.91 and 14,902.93 is: 20,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478.18 : 37,919.91 = 14,902.93 : x
  2. Step 2: Convert to fraction form
    27,478.18/37,919.91 = 14,902.93/x
  3. Step 3: Cross multiply
    27,478.18x = 37,919.91 × 14,902.93
  4. Step 4: Simplify right side
    27,478.18x = 565,117,764.34
  5. Step 5: Solve for x
    x = 565,117,764.34/27,478.18
  6. Step 6: Final answer
    x = 20,566.06

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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.