Home / 34,088.76-47,042.07-18,981.03

Finding the Fourth Proportional to 34,088.76, 47,042.07 and 18,981.03

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Solution

The fourth proportional to 34,088.76, 47,042.07 and 18,981.03 is: 26,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,088.76 : 47,042.07 = 18,981.03 : x
  2. Step 2: Convert to fraction form
    34,088.76/47,042.07 = 18,981.03/x
  3. Step 3: Cross multiply
    34,088.76x = 47,042.07 × 18,981.03
  4. Step 4: Simplify right side
    34,088.76x = 892,906,941.93
  5. Step 5: Solve for x
    x = 892,906,941.93/34,088.76
  6. Step 6: Final answer
    x = 26,193.59

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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.